27792820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 68745600

約数和(自身を除く): 40952780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 61, 76, 95, 109, 110, 122, 190, 209, 218, 220, 244, 305, 380, 418, 436, 545, 610, 671, 836, 1045, 1090, 1159, 1199, 1220, 1342, 2071, 2090, 2180, 2318, 2398, 2684, 3355, 4142, 4180, 4636, 4796, 5795, 5995, 6649, 6710, 8284, 10355, 11590, 11990, 12749, 13298, 13420, 20710, 22781, 23180, 23980, 25498, 26596, 33245, 41420, 45562, 50996, 63745, 66490, 73139, 91124, 113905, 126331, 127490, 132980, 146278, 227810, 252662, 254980, 292556, 365695, 455620, 505324, 631655, 731390, 1263310, 1389641, 1462780, 2526620, 2779282, 5558564, 6948205, 13896410, 27792820]

約数ペア:

[(1, 27792820), (2, 13896410), (4, 6948205), (5, 5558564), (10, 2779282), (11, 2526620), (19, 1462780), (20, 1389641), (22, 1263310), (38, 731390), (44, 631655), (55, 505324), (61, 455620), (76, 365695), (95, 292556), (109, 254980), (110, 252662), (122, 227810), (190, 146278), (209, 132980), (218, 127490), (220, 126331), (244, 113905), (305, 91124), (380, 73139), (418, 66490), (436, 63745), (545, 50996), (610, 45562), (671, 41420), (836, 33245), (1045, 26596), (1090, 25498), (1159, 23980), (1199, 23180), (1220, 22781), (1342, 20710), (2071, 13420), (2090, 13298), (2180, 12749), (2318, 11990), (2398, 11590), (2684, 10355), (3355, 8284), (4142, 6710), (4180, 6649), (4636, 5995), (4796, 5795)]