20924288040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{12479}}^1$

素因数の和:12739

約数の個数: 128

約数和(自身を含む): 63887616000

約数和(自身を除く): 42963327960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 157, 178, 267, 314, 356, 445, 471, 534, 628, 712, 785, 890, 942, 1068, 1256, 1335, 1570, 1780, 1884, 2136, 2355, 2670, 3140, 3560, 3768, 4710, 5340, 6280, 9420, 10680, 12479, 13973, 18840, 24958, 27946, 37437, 41919, 49916, 55892, 62395, 69865, 74874, 83838, 99832, 111784, 124790, 139730, 149748, 167676, 187185, 209595, 249580, 279460, 299496, 335352, 374370, 419190, 499160, 558920, 748740, 838380, 1110631, 1497480, 1676760, 1959203, 2221262, 3331893, 3918406, 4442524, 5553155, 5877609, 6663786, 7836812, 8885048, 9796015, 11106310, 11755218, 13327572, 15673624, 16659465, 19592030, 22212620, 23510436, 26655144, 29388045, 33318930, 39184060, 44425240, 47020872, 58776090, 66637860, 78368120, 117552180, 133275720, 174369067, 235104360, 348738134, 523107201, 697476268, 871845335, 1046214402, 1394952536, 1743690670, 2092428804, 2615536005, 3487381340, 4184857608, 5231072010, 6974762680, 10462144020, 20924288040]

約数ペア:

[(1, 20924288040), (2, 10462144020), (3, 6974762680), (4, 5231072010), (5, 4184857608), (6, 3487381340), (8, 2615536005), (10, 2092428804), (12, 1743690670), (15, 1394952536), (20, 1046214402), (24, 871845335), (30, 697476268), (40, 523107201), (60, 348738134), (89, 235104360), (120, 174369067), (157, 133275720), (178, 117552180), (267, 78368120), (314, 66637860), (356, 58776090), (445, 47020872), (471, 44425240), (534, 39184060), (628, 33318930), (712, 29388045), (785, 26655144), (890, 23510436), (942, 22212620), (1068, 19592030), (1256, 16659465), (1335, 15673624), (1570, 13327572), (1780, 11755218), (1884, 11106310), (2136, 9796015), (2355, 8885048), (2670, 7836812), (3140, 6663786), (3560, 5877609), (3768, 5553155), (4710, 4442524), (5340, 3918406), (6280, 3331893), (9420, 2221262), (10680, 1959203), (12479, 1676760), (13973, 1497480), (18840, 1110631), (24958, 838380), (27946, 748740), (37437, 558920), (41919, 499160), (49916, 419190), (55892, 374370), (62395, 335352), (69865, 299496), (74874, 279460), (83838, 249580), (99832, 209595), (111784, 187185), (124790, 167676), (139730, 149748)]