28043620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6709}}^1$

素因数の和:6748

約数の個数: 48

約数和(自身を含む): 67636800

約数和(自身を除く): 39593180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 6709, 13418, 26836, 33545, 67090, 73799, 127471, 134180, 147598, 254942, 295196, 368995, 509884, 637355, 737990, 1274710, 1402181, 1475980, 2549420, 2804362, 5608724, 7010905, 14021810, 28043620]

約数ペア:

[(1, 28043620), (2, 14021810), (4, 7010905), (5, 5608724), (10, 2804362), (11, 2549420), (19, 1475980), (20, 1402181), (22, 1274710), (38, 737990), (44, 637355), (55, 509884), (76, 368995), (95, 295196), (110, 254942), (190, 147598), (209, 134180), (220, 127471), (380, 73799), (418, 67090), (836, 33545), (1045, 26836), (2090, 13418), (4180, 6709)]