4044870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 10990080

約数和(自身を除く): 6945210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 90, 135, 142, 211, 213, 270, 355, 422, 426, 633, 639, 710, 1055, 1065, 1266, 1278, 1899, 1917, 2110, 2130, 3165, 3195, 3798, 3834, 5697, 6330, 6390, 9495, 9585, 11394, 14981, 18990, 19170, 28485, 29962, 44943, 56970, 74905, 89886, 134829, 149810, 224715, 269658, 404487, 449430, 674145, 808974, 1348290, 2022435, 4044870]

約数ペア:

[(1, 4044870), (2, 2022435), (3, 1348290), (5, 808974), (6, 674145), (9, 449430), (10, 404487), (15, 269658), (18, 224715), (27, 149810), (30, 134829), (45, 89886), (54, 74905), (71, 56970), (90, 44943), (135, 29962), (142, 28485), (211, 19170), (213, 18990), (270, 14981), (355, 11394), (422, 9585), (426, 9495), (633, 6390), (639, 6330), (710, 5697), (1055, 3834), (1065, 3798), (1266, 3195), (1278, 3165), (1899, 2130), (1917, 2110)]