490620508

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:551

約数の個数: 96

約数和(自身を含む): 1083801600

約数和(自身を除く): 593181092

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 71, 76, 124, 133, 142, 217, 266, 284, 419, 434, 497, 532, 589, 838, 868, 994, 1178, 1349, 1676, 1988, 2201, 2356, 2698, 2933, 4123, 4402, 5396, 5866, 7961, 8246, 8804, 9443, 11732, 12989, 15407, 15922, 16492, 18886, 25978, 29749, 30814, 31844, 37772, 41819, 51956, 55727, 59498, 61628, 83638, 90923, 111454, 118996, 167276, 181846, 208243, 222908, 246791, 292733, 363692, 416486, 493582, 565231, 585466, 832972, 922219, 987164, 1130462, 1170932, 1727537, 1844438, 2260924, 3455074, 3688876, 3956617, 6455533, 6910148, 7913234, 12911066, 15826468, 17522161, 25822132, 35044322, 70088644, 122655127, 245310254, 490620508]

約数ペア:

[(1, 490620508), (2, 245310254), (4, 122655127), (7, 70088644), (14, 35044322), (19, 25822132), (28, 17522161), (31, 15826468), (38, 12911066), (62, 7913234), (71, 6910148), (76, 6455533), (124, 3956617), (133, 3688876), (142, 3455074), (217, 2260924), (266, 1844438), (284, 1727537), (419, 1170932), (434, 1130462), (497, 987164), (532, 922219), (589, 832972), (838, 585466), (868, 565231), (994, 493582), (1178, 416486), (1349, 363692), (1676, 292733), (1988, 246791), (2201, 222908), (2356, 208243), (2698, 181846), (2933, 167276), (4123, 118996), (4402, 111454), (5396, 90923), (5866, 83638), (7961, 61628), (8246, 59498), (8804, 55727), (9443, 51956), (11732, 41819), (12989, 37772), (15407, 31844), (15922, 30814), (16492, 29749), (18886, 25978)]