20460765960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2471107}}^1$

素因数の和:2471147

約数の個数: 96

約数和(自身を含む): 69388712640

約数和(自身を除く): 48927946680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2760, 4140, 8280, 2471107, 4942214, 7413321, 9884428, 12355535, 14826642, 19768856, 22239963, 24711070, 29653284, 37066605, 44479926, 49422140, 56835461, 59306568, 74133210, 88959852, 98844280, 111199815, 113670922, 148266420, 170506383, 177919704, 222399630, 227341844, 284177305, 296532840, 341012766, 444799260, 454683688, 511519149, 568354610, 682025532, 852531915, 889598520, 1023038298, 1136709220, 1364051064, 1705063830, 2046076596, 2273418440, 2557595745, 3410127660, 4092153192, 5115191490, 6820255320, 10230382980, 20460765960]

約数ペア:

[(1, 20460765960), (2, 10230382980), (3, 6820255320), (4, 5115191490), (5, 4092153192), (6, 3410127660), (8, 2557595745), (9, 2273418440), (10, 2046076596), (12, 1705063830), (15, 1364051064), (18, 1136709220), (20, 1023038298), (23, 889598520), (24, 852531915), (30, 682025532), (36, 568354610), (40, 511519149), (45, 454683688), (46, 444799260), (60, 341012766), (69, 296532840), (72, 284177305), (90, 227341844), (92, 222399630), (115, 177919704), (120, 170506383), (138, 148266420), (180, 113670922), (184, 111199815), (207, 98844280), (230, 88959852), (276, 74133210), (345, 59306568), (360, 56835461), (414, 49422140), (460, 44479926), (552, 37066605), (690, 29653284), (828, 24711070), (920, 22239963), (1035, 19768856), (1380, 14826642), (1656, 12355535), (2070, 9884428), (2760, 7413321), (4140, 4942214), (8280, 2471107)]