7846240

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:152

約数の個数: 96

約数和(自身を含む): 20412000

約数和(自身を除く): 12565760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 32, 38, 40, 58, 76, 80, 89, 95, 116, 145, 152, 160, 178, 190, 232, 290, 304, 356, 380, 445, 464, 551, 580, 608, 712, 760, 890, 928, 1102, 1160, 1424, 1520, 1691, 1780, 2204, 2320, 2581, 2755, 2848, 3040, 3382, 3560, 4408, 4640, 5162, 5510, 6764, 7120, 8455, 8816, 10324, 11020, 12905, 13528, 14240, 16910, 17632, 20648, 22040, 25810, 27056, 33820, 41296, 44080, 49039, 51620, 54112, 67640, 82592, 88160, 98078, 103240, 135280, 196156, 206480, 245195, 270560, 392312, 412960, 490390, 784624, 980780, 1569248, 1961560, 3923120, 7846240]

約数ペア:

[(1, 7846240), (2, 3923120), (4, 1961560), (5, 1569248), (8, 980780), (10, 784624), (16, 490390), (19, 412960), (20, 392312), (29, 270560), (32, 245195), (38, 206480), (40, 196156), (58, 135280), (76, 103240), (80, 98078), (89, 88160), (95, 82592), (116, 67640), (145, 54112), (152, 51620), (160, 49039), (178, 44080), (190, 41296), (232, 33820), (290, 27056), (304, 25810), (356, 22040), (380, 20648), (445, 17632), (464, 16910), (551, 14240), (580, 13528), (608, 12905), (712, 11020), (760, 10324), (890, 8816), (928, 8455), (1102, 7120), (1160, 6764), (1424, 5510), (1520, 5162), (1691, 4640), (1780, 4408), (2204, 3560), (2320, 3382), (2581, 3040), (2755, 2848)]