3981548240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{94439}}^1$

素因数の和:94500

約数の個数: 80

約数和(自身を含む): 10117923840

約数和(自身を除く): 6136375600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 1054, 1240, 1360, 2108, 2480, 2635, 4216, 5270, 8432, 10540, 21080, 42160, 94439, 188878, 377756, 472195, 755512, 944390, 1511024, 1605463, 1888780, 2927609, 3210926, 3777560, 5855218, 6421852, 7555120, 8027315, 11710436, 12843704, 14638045, 16054630, 23420872, 25687408, 29276090, 32109260, 46841744, 49769353, 58552180, 64218520, 99538706, 117104360, 128437040, 199077412, 234208720, 248846765, 398154824, 497693530, 796309648, 995387060, 1990774120, 3981548240]

約数ペア:

[(1, 3981548240), (2, 1990774120), (4, 995387060), (5, 796309648), (8, 497693530), (10, 398154824), (16, 248846765), (17, 234208720), (20, 199077412), (31, 128437040), (34, 117104360), (40, 99538706), (62, 64218520), (68, 58552180), (80, 49769353), (85, 46841744), (124, 32109260), (136, 29276090), (155, 25687408), (170, 23420872), (248, 16054630), (272, 14638045), (310, 12843704), (340, 11710436), (496, 8027315), (527, 7555120), (620, 6421852), (680, 5855218), (1054, 3777560), (1240, 3210926), (1360, 2927609), (2108, 1888780), (2480, 1605463), (2635, 1511024), (4216, 944390), (5270, 755512), (8432, 472195), (10540, 377756), (21080, 188878), (42160, 94439)]