20652311830

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{4621}}^1$

素因数の和:4969

約数の個数: 64

約数和(自身を含む): 39151372032

約数和(自身を除く): 18499060202

約数列:

[1, 2, 5, 10, 37, 47, 74, 94, 185, 235, 257, 370, 470, 514, 1285, 1739, 2570, 3478, 4621, 8695, 9242, 9509, 12079, 17390, 19018, 23105, 24158, 46210, 47545, 60395, 95090, 120790, 170977, 217187, 341954, 434374, 446923, 854885, 893846, 1085935, 1187597, 1709770, 2171870, 2234615, 2375194, 4469230, 5937985, 8035919, 11875970, 16071838, 40179595, 43941089, 55817059, 80359190, 87882178, 111634118, 219705445, 279085295, 439410890, 558170590, 2065231183, 4130462366, 10326155915, 20652311830]

約数ペア:

[(1, 20652311830), (2, 10326155915), (5, 4130462366), (10, 2065231183), (37, 558170590), (47, 439410890), (74, 279085295), (94, 219705445), (185, 111634118), (235, 87882178), (257, 80359190), (370, 55817059), (470, 43941089), (514, 40179595), (1285, 16071838), (1739, 11875970), (2570, 8035919), (3478, 5937985), (4621, 4469230), (8695, 2375194), (9242, 2234615), (9509, 2171870), (12079, 1709770), (17390, 1187597), (19018, 1085935), (23105, 893846), (24158, 854885), (46210, 446923), (47545, 434374), (60395, 341954), (95090, 217187), (120790, 170977)]