2904231890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{128449}}^1$

素因数の和:128499

約数の個数: 64

約数和(自身を含む): 6658848000

約数和(自身を除く): 3754616110

約数列:

[1, 2, 5, 7, 10, 14, 17, 19, 34, 35, 38, 70, 85, 95, 119, 133, 170, 190, 238, 266, 323, 595, 646, 665, 1190, 1330, 1615, 2261, 3230, 4522, 11305, 22610, 128449, 256898, 642245, 899143, 1284490, 1798286, 2183633, 2440531, 4367266, 4495715, 4881062, 8991430, 10918165, 12202655, 15285431, 17083717, 21836330, 24405310, 30570862, 34167434, 41489027, 76427155, 82978054, 85418585, 152854310, 170837170, 207445135, 290423189, 414890270, 580846378, 1452115945, 2904231890]

約数ペア:

[(1, 2904231890), (2, 1452115945), (5, 580846378), (7, 414890270), (10, 290423189), (14, 207445135), (17, 170837170), (19, 152854310), (34, 85418585), (35, 82978054), (38, 76427155), (70, 41489027), (85, 34167434), (95, 30570862), (119, 24405310), (133, 21836330), (170, 17083717), (190, 15285431), (238, 12202655), (266, 10918165), (323, 8991430), (595, 4881062), (646, 4495715), (665, 4367266), (1190, 2440531), (1330, 2183633), (1615, 1798286), (2261, 1284490), (3230, 899143), (4522, 642245), (11305, 256898), (22610, 128449)]