200023780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 478679040

約数和(自身を除く): 278655260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 139, 155, 211, 220, 278, 310, 341, 422, 556, 620, 682, 695, 844, 1055, 1364, 1390, 1529, 1705, 2110, 2321, 2780, 3058, 3410, 4220, 4309, 4642, 6116, 6541, 6820, 7645, 8618, 9284, 11605, 13082, 15290, 17236, 21545, 23210, 26164, 29329, 30580, 32705, 43090, 46420, 47399, 58658, 65410, 71951, 86180, 94798, 117316, 130820, 143902, 146645, 189596, 236995, 287804, 293290, 322619, 359755, 473990, 586580, 645238, 719510, 909199, 947980, 1290476, 1439020, 1613095, 1818398, 3226190, 3636796, 4545995, 6452380, 9091990, 10001189, 18183980, 20002378, 40004756, 50005945, 100011890, 200023780]

約数ペア:

[(1, 200023780), (2, 100011890), (4, 50005945), (5, 40004756), (10, 20002378), (11, 18183980), (20, 10001189), (22, 9091990), (31, 6452380), (44, 4545995), (55, 3636796), (62, 3226190), (110, 1818398), (124, 1613095), (139, 1439020), (155, 1290476), (211, 947980), (220, 909199), (278, 719510), (310, 645238), (341, 586580), (422, 473990), (556, 359755), (620, 322619), (682, 293290), (695, 287804), (844, 236995), (1055, 189596), (1364, 146645), (1390, 143902), (1529, 130820), (1705, 117316), (2110, 94798), (2321, 86180), (2780, 71951), (3058, 65410), (3410, 58658), (4220, 47399), (4309, 46420), (4642, 43090), (6116, 32705), (6541, 30580), (6820, 29329), (7645, 26164), (8618, 23210), (9284, 21545), (11605, 17236), (13082, 15290)]