19637940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{46757}}^1$

素因数の和:46776

約数の個数: 48

約数和(自身を含む): 62842752

約数和(自身を除く): 43204812

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 46757, 93514, 140271, 187028, 233785, 280542, 327299, 467570, 561084, 654598, 701355, 935140, 981897, 1309196, 1402710, 1636495, 1963794, 2805420, 3272990, 3927588, 4909485, 6545980, 9818970, 19637940]

約数ペア:

[(1, 19637940), (2, 9818970), (3, 6545980), (4, 4909485), (5, 3927588), (6, 3272990), (7, 2805420), (10, 1963794), (12, 1636495), (14, 1402710), (15, 1309196), (20, 981897), (21, 935140), (28, 701355), (30, 654598), (35, 561084), (42, 467570), (60, 327299), (70, 280542), (84, 233785), (105, 187028), (140, 140271), (210, 93514), (420, 46757)]