2009303696

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{15739}}^1$

素因数の和:15927

約数の個数: 40

約数和(自身を含む): 3981590400

約数和(自身を除く): 1972286704

約数列:

[1, 2, 4, 8, 16, 79, 101, 158, 202, 316, 404, 632, 808, 1264, 1616, 7979, 15739, 15958, 31478, 31916, 62956, 63832, 125912, 127664, 251824, 1243381, 1589639, 2486762, 3179278, 4973524, 6358556, 9947048, 12717112, 19894096, 25434224, 125581481, 251162962, 502325924, 1004651848, 2009303696]

約数ペア:

[(1, 2009303696), (2, 1004651848), (4, 502325924), (8, 251162962), (16, 125581481), (79, 25434224), (101, 19894096), (158, 12717112), (202, 9947048), (316, 6358556), (404, 4973524), (632, 3179278), (808, 2486762), (1264, 1589639), (1616, 1243381), (7979, 251824), (15739, 127664), (15958, 125912), (31478, 63832), (31916, 62956)]