20594210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:148

約数の個数: 96

約数和(自身を含む): 48090672

約数和(自身を除く): 27496462

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 53, 61, 65, 70, 91, 98, 106, 122, 130, 182, 245, 265, 305, 371, 427, 455, 490, 530, 610, 637, 689, 742, 793, 854, 910, 1274, 1378, 1586, 1855, 2135, 2597, 2989, 3185, 3233, 3445, 3710, 3965, 4270, 4823, 5194, 5551, 5978, 6370, 6466, 6890, 7930, 9646, 11102, 12985, 14945, 16165, 22631, 24115, 25970, 27755, 29890, 32330, 33761, 38857, 42029, 45262, 48230, 55510, 67522, 77714, 84058, 113155, 158417, 168805, 194285, 210145, 226310, 294203, 316834, 337610, 388570, 420290, 588406, 792085, 1471015, 1584170, 2059421, 2942030, 4118842, 10297105, 20594210]

約数ペア:

[(1, 20594210), (2, 10297105), (5, 4118842), (7, 2942030), (10, 2059421), (13, 1584170), (14, 1471015), (26, 792085), (35, 588406), (49, 420290), (53, 388570), (61, 337610), (65, 316834), (70, 294203), (91, 226310), (98, 210145), (106, 194285), (122, 168805), (130, 158417), (182, 113155), (245, 84058), (265, 77714), (305, 67522), (371, 55510), (427, 48230), (455, 45262), (490, 42029), (530, 38857), (610, 33761), (637, 32330), (689, 29890), (742, 27755), (793, 25970), (854, 24115), (910, 22631), (1274, 16165), (1378, 14945), (1586, 12985), (1855, 11102), (2135, 9646), (2597, 7930), (2989, 6890), (3185, 6466), (3233, 6370), (3445, 5978), (3710, 5551), (3965, 5194), (4270, 4823)]