20037810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{269}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 32216910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 191, 195, 269, 382, 390, 538, 573, 807, 955, 1146, 1345, 1614, 1910, 2483, 2690, 2865, 3497, 4035, 4966, 5730, 6994, 7449, 8070, 10491, 12415, 14898, 17485, 20982, 24830, 34970, 37245, 51379, 52455, 74490, 102758, 104910, 154137, 256895, 308274, 513790, 667927, 770685, 1335854, 1541370, 2003781, 3339635, 4007562, 6679270, 10018905, 20037810]

約数ペア:

[(1, 20037810), (2, 10018905), (3, 6679270), (5, 4007562), (6, 3339635), (10, 2003781), (13, 1541370), (15, 1335854), (26, 770685), (30, 667927), (39, 513790), (65, 308274), (78, 256895), (130, 154137), (191, 104910), (195, 102758), (269, 74490), (382, 52455), (390, 51379), (538, 37245), (573, 34970), (807, 24830), (955, 20982), (1146, 17485), (1345, 14898), (1614, 12415), (1910, 10491), (2483, 8070), (2690, 7449), (2865, 6994), (3497, 5730), (4035, 4966)]