1966021960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{369553}}^1$

素因数の和:369590

約数の個数: 64

約数和(自身を含む): 5321577600

約数和(自身を除く): 3355555640

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, 1064, 1330, 2660, 5320, 369553, 739106, 1478212, 1847765, 2586871, 2956424, 3695530, 5173742, 7021507, 7391060, 10347484, 12934355, 14043014, 14782120, 20694968, 25868710, 28086028, 35107535, 49150549, 51737420, 56172056, 70215070, 98301098, 103474840, 140430140, 196602196, 245752745, 280860280, 393204392, 491505490, 983010980, 1966021960]

約数ペア:

[(1, 1966021960), (2, 983010980), (4, 491505490), (5, 393204392), (7, 280860280), (8, 245752745), (10, 196602196), (14, 140430140), (19, 103474840), (20, 98301098), (28, 70215070), (35, 56172056), (38, 51737420), (40, 49150549), (56, 35107535), (70, 28086028), (76, 25868710), (95, 20694968), (133, 14782120), (140, 14043014), (152, 12934355), (190, 10347484), (266, 7391060), (280, 7021507), (380, 5173742), (532, 3695530), (665, 2956424), (760, 2586871), (1064, 1847765), (1330, 1478212), (2660, 739106), (5320, 369553)]