4352019920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{77383}}^1$

素因数の和:77452

約数の個数: 80

約数和(自身を含む): 10939002240

約数和(自身を除く): 6586982320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 74, 76, 80, 95, 148, 152, 185, 190, 296, 304, 370, 380, 592, 703, 740, 760, 1406, 1480, 1520, 2812, 2960, 3515, 5624, 7030, 11248, 14060, 28120, 56240, 77383, 154766, 309532, 386915, 619064, 773830, 1238128, 1470277, 1547660, 2863171, 2940554, 3095320, 5726342, 5881108, 6190640, 7351385, 11452684, 11762216, 14315855, 14702770, 22905368, 23524432, 28631710, 29405540, 45810736, 54400249, 57263420, 58811080, 108800498, 114526840, 117622160, 217600996, 229053680, 272001245, 435201992, 544002490, 870403984, 1088004980, 2176009960, 4352019920]

約数ペア:

[(1, 4352019920), (2, 2176009960), (4, 1088004980), (5, 870403984), (8, 544002490), (10, 435201992), (16, 272001245), (19, 229053680), (20, 217600996), (37, 117622160), (38, 114526840), (40, 108800498), (74, 58811080), (76, 57263420), (80, 54400249), (95, 45810736), (148, 29405540), (152, 28631710), (185, 23524432), (190, 22905368), (296, 14702770), (304, 14315855), (370, 11762216), (380, 11452684), (592, 7351385), (703, 6190640), (740, 5881108), (760, 5726342), (1406, 3095320), (1480, 2940554), (1520, 2863171), (2812, 1547660), (2960, 1470277), (3515, 1238128), (5624, 773830), (7030, 619064), (11248, 386915), (14060, 309532), (28120, 154766), (56240, 77383)]