15706300020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1998257}}^1$

素因数の和:1998400

約数の個数: 48

約数和(自身を含む): 44313369408

約数和(自身を除く): 28607069388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3930, 7860, 1998257, 3996514, 5994771, 7993028, 9991285, 11989542, 19982570, 23979084, 29973855, 39965140, 59947710, 119895420, 261771667, 523543334, 785315001, 1047086668, 1308858335, 1570630002, 2617716670, 3141260004, 3926575005, 5235433340, 7853150010, 15706300020]

約数ペア:

[(1, 15706300020), (2, 7853150010), (3, 5235433340), (4, 3926575005), (5, 3141260004), (6, 2617716670), (10, 1570630002), (12, 1308858335), (15, 1047086668), (20, 785315001), (30, 523543334), (60, 261771667), (131, 119895420), (262, 59947710), (393, 39965140), (524, 29973855), (655, 23979084), (786, 19982570), (1310, 11989542), (1572, 9991285), (1965, 7993028), (2620, 5994771), (3930, 3996514), (7860, 1998257)]