15423980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5393}}^1$

素因数の和:5426

約数の個数: 48

約数和(自身を含む): 38060064

約数和(自身を除く): 22636084

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 5393, 10786, 21572, 26965, 53930, 59323, 70109, 107860, 118646, 140218, 237292, 280436, 296615, 350545, 593230, 701090, 771199, 1186460, 1402180, 1542398, 3084796, 3855995, 7711990, 15423980]

約数ペア:

[(1, 15423980), (2, 7711990), (4, 3855995), (5, 3084796), (10, 1542398), (11, 1402180), (13, 1186460), (20, 771199), (22, 701090), (26, 593230), (44, 350545), (52, 296615), (55, 280436), (65, 237292), (110, 140218), (130, 118646), (143, 107860), (220, 70109), (260, 59323), (286, 53930), (572, 26965), (715, 21572), (1430, 10786), (2860, 5393)]