1570458140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{18223}}^1$

素因数の和:18402

約数の個数: 48

約数和(自身を含む): 3429027840

約数和(自身を除く): 1858569700

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 139, 155, 278, 310, 556, 620, 695, 1390, 2780, 4309, 8618, 17236, 18223, 21545, 36446, 43090, 72892, 86180, 91115, 182230, 364460, 564913, 1129826, 2259652, 2532997, 2824565, 5065994, 5649130, 10131988, 11298260, 12664985, 25329970, 50659940, 78522907, 157045814, 314091628, 392614535, 785229070, 1570458140]

約数ペア:

[(1, 1570458140), (2, 785229070), (4, 392614535), (5, 314091628), (10, 157045814), (20, 78522907), (31, 50659940), (62, 25329970), (124, 12664985), (139, 11298260), (155, 10131988), (278, 5649130), (310, 5065994), (556, 2824565), (620, 2532997), (695, 2259652), (1390, 1129826), (2780, 564913), (4309, 364460), (8618, 182230), (17236, 91115), (18223, 86180), (21545, 72892), (36446, 43090)]