724315040

素因数分解:

$2^5\times 5^1\times {\mathrm{521}}^1\times {\mathrm{8689}}^1$

素因数の和:9225

約数の個数: 48

約数和(自身を含む): 1714676040

約数和(自身を除く): 990361000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 521, 1042, 2084, 2605, 4168, 5210, 8336, 8689, 10420, 16672, 17378, 20840, 34756, 41680, 43445, 69512, 83360, 86890, 139024, 173780, 278048, 347560, 695120, 1390240, 4526969, 9053938, 18107876, 22634845, 36215752, 45269690, 72431504, 90539380, 144863008, 181078760, 362157520, 724315040]

約数ペア:

[(1, 724315040), (2, 362157520), (4, 181078760), (5, 144863008), (8, 90539380), (10, 72431504), (16, 45269690), (20, 36215752), (32, 22634845), (40, 18107876), (80, 9053938), (160, 4526969), (521, 1390240), (1042, 695120), (2084, 347560), (2605, 278048), (4168, 173780), (5210, 139024), (8336, 86890), (8689, 83360), (10420, 69512), (16672, 43445), (17378, 41680), (20840, 34756)]