628152040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{3833}}^1$

素因数の和:4102

約数の個数: 64

約数和(自身を含む): 1503081360

約数和(自身を除く): 874929320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 241, 340, 482, 680, 964, 1205, 1928, 2410, 3833, 4097, 4820, 7666, 8194, 9640, 15332, 16388, 19165, 20485, 30664, 32776, 38330, 40970, 65161, 76660, 81940, 130322, 153320, 163880, 260644, 325805, 521288, 651610, 923753, 1303220, 1847506, 2606440, 3695012, 4618765, 7390024, 9237530, 15703801, 18475060, 31407602, 36950120, 62815204, 78519005, 125630408, 157038010, 314076020, 628152040]

約数ペア:

[(1, 628152040), (2, 314076020), (4, 157038010), (5, 125630408), (8, 78519005), (10, 62815204), (17, 36950120), (20, 31407602), (34, 18475060), (40, 15703801), (68, 9237530), (85, 7390024), (136, 4618765), (170, 3695012), (241, 2606440), (340, 1847506), (482, 1303220), (680, 923753), (964, 651610), (1205, 521288), (1928, 325805), (2410, 260644), (3833, 163880), (4097, 153320), (4820, 130322), (7666, 81940), (8194, 76660), (9640, 65161), (15332, 40970), (16388, 38330), (19165, 32776), (20485, 30664)]