15744820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 41884416

約数和(自身を除く): 26139596

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 41, 52, 65, 70, 82, 91, 130, 140, 164, 182, 205, 211, 260, 287, 364, 410, 422, 455, 533, 574, 820, 844, 910, 1055, 1066, 1148, 1435, 1477, 1820, 2110, 2132, 2665, 2743, 2870, 2954, 3731, 4220, 5330, 5486, 5740, 5908, 7385, 7462, 8651, 10660, 10972, 13715, 14770, 14924, 17302, 18655, 19201, 27430, 29540, 34604, 37310, 38402, 43255, 54860, 60557, 74620, 76804, 86510, 96005, 112463, 121114, 173020, 192010, 224926, 242228, 302785, 384020, 449852, 562315, 605570, 787241, 1124630, 1211140, 1574482, 2249260, 3148964, 3936205, 7872410, 15744820]

約数ペア:

[(1, 15744820), (2, 7872410), (4, 3936205), (5, 3148964), (7, 2249260), (10, 1574482), (13, 1211140), (14, 1124630), (20, 787241), (26, 605570), (28, 562315), (35, 449852), (41, 384020), (52, 302785), (65, 242228), (70, 224926), (82, 192010), (91, 173020), (130, 121114), (140, 112463), (164, 96005), (182, 86510), (205, 76804), (211, 74620), (260, 60557), (287, 54860), (364, 43255), (410, 38402), (422, 37310), (455, 34604), (533, 29540), (574, 27430), (820, 19201), (844, 18655), (910, 17302), (1055, 14924), (1066, 14770), (1148, 13715), (1435, 10972), (1477, 10660), (1820, 8651), (2110, 7462), (2132, 7385), (2665, 5908), (2743, 5740), (2870, 5486), (2954, 5330), (3731, 4220)]