15937390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1$

素因数の和:577

約数の個数: 64

約数和(自身を含む): 36080640

約数和(自身を除く): 20143250

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 35, 38, 46, 70, 95, 115, 133, 161, 190, 230, 266, 322, 437, 521, 665, 805, 874, 1042, 1330, 1610, 2185, 2605, 3059, 3647, 4370, 5210, 6118, 7294, 9899, 11983, 15295, 18235, 19798, 23966, 30590, 36470, 49495, 59915, 69293, 83881, 98990, 119830, 138586, 167762, 227677, 346465, 419405, 455354, 692930, 838810, 1138385, 1593739, 2276770, 3187478, 7968695, 15937390]

約数ペア:

[(1, 15937390), (2, 7968695), (5, 3187478), (7, 2276770), (10, 1593739), (14, 1138385), (19, 838810), (23, 692930), (35, 455354), (38, 419405), (46, 346465), (70, 227677), (95, 167762), (115, 138586), (133, 119830), (161, 98990), (190, 83881), (230, 69293), (266, 59915), (322, 49495), (437, 36470), (521, 30590), (665, 23966), (805, 19798), (874, 18235), (1042, 15295), (1330, 11983), (1610, 9899), (2185, 7294), (2605, 6118), (3059, 5210), (3647, 4370)]