190974940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43207}}^1$

素因数の和:43246

約数の個数: 48

約数和(自身を含む): 457313472

約数和(自身を除く): 266338532

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 43207, 86414, 172828, 216035, 432070, 561691, 734519, 864140, 1123382, 1469038, 2246764, 2808455, 2938076, 3672595, 5616910, 7345190, 9548747, 11233820, 14690380, 19097494, 38194988, 47743735, 95487470, 190974940]

約数ペア:

[(1, 190974940), (2, 95487470), (4, 47743735), (5, 38194988), (10, 19097494), (13, 14690380), (17, 11233820), (20, 9548747), (26, 7345190), (34, 5616910), (52, 3672595), (65, 2938076), (68, 2808455), (85, 2246764), (130, 1469038), (170, 1123382), (221, 864140), (260, 734519), (340, 561691), (442, 432070), (884, 216035), (1105, 172828), (2210, 86414), (4420, 43207)]