20334990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2267}}^1$

素因数の和:2313

約数の個数: 64

約数和(自身を含む): 54867456

約数和(自身を除く): 34532466

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 345, 390, 598, 690, 897, 1495, 1794, 2267, 2990, 4485, 4534, 6801, 8970, 11335, 13602, 22670, 29471, 34005, 52141, 58942, 68010, 88413, 104282, 147355, 156423, 176826, 260705, 294710, 312846, 442065, 521410, 677833, 782115, 884130, 1355666, 1564230, 2033499, 3389165, 4066998, 6778330, 10167495, 20334990]

約数ペア:

[(1, 20334990), (2, 10167495), (3, 6778330), (5, 4066998), (6, 3389165), (10, 2033499), (13, 1564230), (15, 1355666), (23, 884130), (26, 782115), (30, 677833), (39, 521410), (46, 442065), (65, 312846), (69, 294710), (78, 260705), (115, 176826), (130, 156423), (138, 147355), (195, 104282), (230, 88413), (299, 68010), (345, 58942), (390, 52141), (598, 34005), (690, 29471), (897, 22670), (1495, 13602), (1794, 11335), (2267, 8970), (2990, 6801), (4485, 4534)]