15671940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{971}}^1$

素因数の和:1252

約数の個数: 48

約数和(自身を含む): 44089920

約数和(自身を除く): 28417980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 269, 538, 807, 971, 1076, 1345, 1614, 1942, 2690, 2913, 3228, 3884, 4035, 4855, 5380, 5826, 8070, 9710, 11652, 14565, 16140, 19420, 29130, 58260, 261199, 522398, 783597, 1044796, 1305995, 1567194, 2611990, 3134388, 3917985, 5223980, 7835970, 15671940]

約数ペア:

[(1, 15671940), (2, 7835970), (3, 5223980), (4, 3917985), (5, 3134388), (6, 2611990), (10, 1567194), (12, 1305995), (15, 1044796), (20, 783597), (30, 522398), (60, 261199), (269, 58260), (538, 29130), (807, 19420), (971, 16140), (1076, 14565), (1345, 11652), (1614, 9710), (1942, 8070), (2690, 5826), (2913, 5380), (3228, 4855), (3884, 4035)]