30847960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5393}}^1$

素因数の和:5428

約数の個数: 64

約数和(自身を含む): 81557280

約数和(自身を除く): 50709320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5393, 5720, 10786, 21572, 26965, 43144, 53930, 59323, 70109, 107860, 118646, 140218, 215720, 237292, 280436, 296615, 350545, 474584, 560872, 593230, 701090, 771199, 1186460, 1402180, 1542398, 2372920, 2804360, 3084796, 3855995, 6169592, 7711990, 15423980, 30847960]

約数ペア:

[(1, 30847960), (2, 15423980), (4, 7711990), (5, 6169592), (8, 3855995), (10, 3084796), (11, 2804360), (13, 2372920), (20, 1542398), (22, 1402180), (26, 1186460), (40, 771199), (44, 701090), (52, 593230), (55, 560872), (65, 474584), (88, 350545), (104, 296615), (110, 280436), (130, 237292), (143, 215720), (220, 140218), (260, 118646), (286, 107860), (440, 70109), (520, 59323), (572, 53930), (715, 43144), (1144, 26965), (1430, 21572), (2860, 10786), (5393, 5720)]