1520809700540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{21744491}}^1$

素因数の和:21744782

約数の個数: 48

約数和(自身を含む): 3452155549920

約数和(自身を除く): 1931345849380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 269, 538, 1076, 1345, 2690, 3497, 5380, 6994, 13988, 17485, 34970, 69940, 21744491, 43488982, 86977964, 108722455, 217444910, 282678383, 434889820, 565356766, 1130713532, 1413391915, 2826783830, 5653567660, 5849268079, 11698536158, 23397072316, 29246340395, 58492680790, 76040485027, 116985361580, 152080970054, 304161940108, 380202425135, 760404850270, 1520809700540]

約数ペア:

[(1, 1520809700540), (2, 760404850270), (4, 380202425135), (5, 304161940108), (10, 152080970054), (13, 116985361580), (20, 76040485027), (26, 58492680790), (52, 29246340395), (65, 23397072316), (130, 11698536158), (260, 5849268079), (269, 5653567660), (538, 2826783830), (1076, 1413391915), (1345, 1130713532), (2690, 565356766), (3497, 434889820), (5380, 282678383), (6994, 217444910), (13988, 108722455), (17485, 86977964), (34970, 43488982), (69940, 21744491)]