4193680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:152

約数の個数: 80

約数和(自身を含む): 10713600

約数和(自身を除く): 6519920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 89, 95, 124, 152, 155, 178, 190, 248, 304, 310, 356, 380, 445, 496, 589, 620, 712, 760, 890, 1178, 1240, 1424, 1520, 1691, 1780, 2356, 2480, 2759, 2945, 3382, 3560, 4712, 5518, 5890, 6764, 7120, 8455, 9424, 11036, 11780, 13528, 13795, 16910, 22072, 23560, 27056, 27590, 33820, 44144, 47120, 52421, 55180, 67640, 104842, 110360, 135280, 209684, 220720, 262105, 419368, 524210, 838736, 1048420, 2096840, 4193680]

約数ペア:

[(1, 4193680), (2, 2096840), (4, 1048420), (5, 838736), (8, 524210), (10, 419368), (16, 262105), (19, 220720), (20, 209684), (31, 135280), (38, 110360), (40, 104842), (62, 67640), (76, 55180), (80, 52421), (89, 47120), (95, 44144), (124, 33820), (152, 27590), (155, 27056), (178, 23560), (190, 22072), (248, 16910), (304, 13795), (310, 13528), (356, 11780), (380, 11036), (445, 9424), (496, 8455), (589, 7120), (620, 6764), (712, 5890), (760, 5518), (890, 4712), (1178, 3560), (1240, 3382), (1424, 2945), (1520, 2759), (1691, 2480), (1780, 2356)]