99990940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42013}}^1$

素因数の和:42046

約数の個数: 48

約数和(自身を含む): 254100672

約数和(自身を除く): 154109732

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 42013, 84026, 168052, 210065, 294091, 420130, 588182, 714221, 840260, 1176364, 1428442, 1470455, 2856884, 2940910, 3571105, 4999547, 5881820, 7142210, 9999094, 14284420, 19998188, 24997735, 49995470, 99990940]

約数ペア:

[(1, 99990940), (2, 49995470), (4, 24997735), (5, 19998188), (7, 14284420), (10, 9999094), (14, 7142210), (17, 5881820), (20, 4999547), (28, 3571105), (34, 2940910), (35, 2856884), (68, 1470455), (70, 1428442), (85, 1176364), (119, 840260), (140, 714221), (170, 588182), (238, 420130), (340, 294091), (476, 210065), (595, 168052), (1190, 84026), (2380, 42013)]