1903545040

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{355139}}^1$

素因数の和:355219

約数の個数: 40

約数和(自身を含む): 4491810720

約数和(自身を除く): 2588265680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 355139, 710278, 1420556, 1775695, 2841112, 3551390, 5682224, 7102780, 14205560, 23794313, 28411120, 47588626, 95177252, 118971565, 190354504, 237943130, 380709008, 475886260, 951772520, 1903545040]

約数ペア:

[(1, 1903545040), (2, 951772520), (4, 475886260), (5, 380709008), (8, 237943130), (10, 190354504), (16, 118971565), (20, 95177252), (40, 47588626), (67, 28411120), (80, 23794313), (134, 14205560), (268, 7102780), (335, 5682224), (536, 3551390), (670, 2841112), (1072, 1775695), (1340, 1420556), (2680, 710278), (5360, 355139)]