248016340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{86719}}^1$

素因数の和:86752

約数の個数: 48

約数和(自身を含む): 611896320

約数和(自身を除く): 363879980

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, 86719, 173438, 346876, 433595, 867190, 953909, 1127347, 1734380, 1907818, 2254694, 3815636, 4509388, 4769545, 5636735, 9539090, 11273470, 12400817, 19078180, 22546940, 24801634, 49603268, 62004085, 124008170, 248016340]

約数ペア:

[(1, 248016340), (2, 124008170), (4, 62004085), (5, 49603268), (10, 24801634), (11, 22546940), (13, 19078180), (20, 12400817), (22, 11273470), (26, 9539090), (44, 5636735), (52, 4769545), (55, 4509388), (65, 3815636), (110, 2254694), (130, 1907818), (143, 1734380), (220, 1127347), (260, 953909), (286, 867190), (572, 433595), (715, 346876), (1430, 173438), (2860, 86719)]