26946140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1699}}^1$

素因数の和:1782

約数の個数: 48

約数和(自身を含む): 61975200

約数和(自身を除く): 35029060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 1699, 3172, 3398, 3965, 6796, 7930, 8495, 15860, 16990, 22087, 33980, 44174, 88348, 103639, 110435, 207278, 220870, 414556, 441740, 518195, 1036390, 1347307, 2072780, 2694614, 5389228, 6736535, 13473070, 26946140]

約数ペア:

[(1, 26946140), (2, 13473070), (4, 6736535), (5, 5389228), (10, 2694614), (13, 2072780), (20, 1347307), (26, 1036390), (52, 518195), (61, 441740), (65, 414556), (122, 220870), (130, 207278), (244, 110435), (260, 103639), (305, 88348), (610, 44174), (793, 33980), (1220, 22087), (1586, 16990), (1699, 15860), (3172, 8495), (3398, 7930), (3965, 6796)]