196394920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3863}}^1$

素因数の和:3946

約数の個数: 64

約数和(自身を含む): 467389440

約数和(自身を除く): 270994520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 620, 820, 1240, 1271, 1640, 2542, 3863, 5084, 6355, 7726, 10168, 12710, 15452, 19315, 25420, 30904, 38630, 50840, 77260, 119753, 154520, 158383, 239506, 316766, 479012, 598765, 633532, 791915, 958024, 1197530, 1267064, 1583830, 2395060, 3167660, 4790120, 4909873, 6335320, 9819746, 19639492, 24549365, 39278984, 49098730, 98197460, 196394920]

約数ペア:

[(1, 196394920), (2, 98197460), (4, 49098730), (5, 39278984), (8, 24549365), (10, 19639492), (20, 9819746), (31, 6335320), (40, 4909873), (41, 4790120), (62, 3167660), (82, 2395060), (124, 1583830), (155, 1267064), (164, 1197530), (205, 958024), (248, 791915), (310, 633532), (328, 598765), (410, 479012), (620, 316766), (820, 239506), (1240, 158383), (1271, 154520), (1640, 119753), (2542, 77260), (3863, 50840), (5084, 38630), (6355, 30904), (7726, 25420), (10168, 19315), (12710, 15452)]