4367720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:858

約数の個数: 64

約数和(自身を含む): 11836800

約数和(自身を除く): 7469080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 821, 1064, 1330, 1642, 2660, 3284, 4105, 5320, 5747, 6568, 8210, 11494, 15599, 16420, 22988, 28735, 31198, 32840, 45976, 57470, 62396, 77995, 109193, 114940, 124792, 155990, 218386, 229880, 311980, 436772, 545965, 623960, 873544, 1091930, 2183860, 4367720]

約数ペア:

[(1, 4367720), (2, 2183860), (4, 1091930), (5, 873544), (7, 623960), (8, 545965), (10, 436772), (14, 311980), (19, 229880), (20, 218386), (28, 155990), (35, 124792), (38, 114940), (40, 109193), (56, 77995), (70, 62396), (76, 57470), (95, 45976), (133, 32840), (140, 31198), (152, 28735), (190, 22988), (266, 16420), (280, 15599), (380, 11494), (532, 8210), (665, 6568), (760, 5747), (821, 5320), (1064, 4105), (1330, 3284), (1642, 2660)]