3791920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 80

約数和(自身を含む): 9999360

約数和(自身を除く): 6207440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 139, 155, 176, 220, 248, 278, 310, 341, 440, 496, 556, 620, 682, 695, 880, 1112, 1240, 1364, 1390, 1529, 1705, 2224, 2480, 2728, 2780, 3058, 3410, 4309, 5456, 5560, 6116, 6820, 7645, 8618, 11120, 12232, 13640, 15290, 17236, 21545, 24464, 27280, 30580, 34472, 43090, 47399, 61160, 68944, 86180, 94798, 122320, 172360, 189596, 236995, 344720, 379192, 473990, 758384, 947980, 1895960, 3791920]

約数ペア:

[(1, 3791920), (2, 1895960), (4, 947980), (5, 758384), (8, 473990), (10, 379192), (11, 344720), (16, 236995), (20, 189596), (22, 172360), (31, 122320), (40, 94798), (44, 86180), (55, 68944), (62, 61160), (80, 47399), (88, 43090), (110, 34472), (124, 30580), (139, 27280), (155, 24464), (176, 21545), (220, 17236), (248, 15290), (278, 13640), (310, 12232), (341, 11120), (440, 8618), (496, 7645), (556, 6820), (620, 6116), (682, 5560), (695, 5456), (880, 4309), (1112, 3410), (1240, 3058), (1364, 2780), (1390, 2728), (1529, 2480), (1705, 2224)]