788584940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{275729}}^1$

素因数の和:275762

約数の個数: 48

約数和(自身を含む): 1945550880

約数和(自身を除く): 1156965940

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, 275729, 551458, 1102916, 1378645, 2757290, 3033019, 3584477, 5514580, 6066038, 7168954, 12132076, 14337908, 15165095, 17922385, 30330190, 35844770, 39429247, 60660380, 71689540, 78858494, 157716988, 197146235, 394292470, 788584940]

約数ペア:

[(1, 788584940), (2, 394292470), (4, 197146235), (5, 157716988), (10, 78858494), (11, 71689540), (13, 60660380), (20, 39429247), (22, 35844770), (26, 30330190), (44, 17922385), (52, 15165095), (55, 14337908), (65, 12132076), (110, 7168954), (130, 6066038), (143, 5514580), (220, 3584477), (260, 3033019), (286, 2757290), (572, 1378645), (715, 1102916), (1430, 551458), (2860, 275729)]