858117890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:496

約数の個数: 96

約数和(自身を含む): 1858127040

約数和(自身を除く): 1000009150

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 49, 70, 86, 98, 139, 215, 245, 278, 293, 301, 430, 490, 586, 602, 695, 973, 1390, 1465, 1505, 1946, 2051, 2107, 2930, 3010, 4102, 4214, 4865, 5977, 6811, 9730, 10255, 10535, 11954, 12599, 13622, 14357, 20510, 21070, 25198, 28714, 29885, 34055, 40727, 41839, 59770, 62995, 68110, 71785, 81454, 83678, 88193, 125990, 143570, 176386, 203635, 209195, 285089, 292873, 407270, 418390, 440965, 570178, 585746, 617351, 881930, 1234702, 1425445, 1464365, 1751261, 1995623, 2850890, 2928730, 3086755, 3502522, 3991246, 6173510, 8756305, 9978115, 12258827, 17512610, 19956230, 24517654, 61294135, 85811789, 122588270, 171623578, 429058945, 858117890]

約数ペア:

[(1, 858117890), (2, 429058945), (5, 171623578), (7, 122588270), (10, 85811789), (14, 61294135), (35, 24517654), (43, 19956230), (49, 17512610), (70, 12258827), (86, 9978115), (98, 8756305), (139, 6173510), (215, 3991246), (245, 3502522), (278, 3086755), (293, 2928730), (301, 2850890), (430, 1995623), (490, 1751261), (586, 1464365), (602, 1425445), (695, 1234702), (973, 881930), (1390, 617351), (1465, 585746), (1505, 570178), (1946, 440965), (2051, 418390), (2107, 407270), (2930, 292873), (3010, 285089), (4102, 209195), (4214, 203635), (4865, 176386), (5977, 143570), (6811, 125990), (9730, 88193), (10255, 83678), (10535, 81454), (11954, 71785), (12599, 68110), (13622, 62995), (14357, 59770), (20510, 41839), (21070, 40727), (25198, 34055), (28714, 29885)]