2163760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:110

約数の個数: 80

約数和(自身を含む): 5597856

約数和(自身を除く): 3434096

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 37, 40, 43, 68, 74, 80, 85, 86, 136, 148, 170, 172, 185, 215, 272, 296, 340, 344, 370, 430, 592, 629, 680, 688, 731, 740, 860, 1258, 1360, 1462, 1480, 1591, 1720, 2516, 2924, 2960, 3145, 3182, 3440, 3655, 5032, 5848, 6290, 6364, 7310, 7955, 10064, 11696, 12580, 12728, 14620, 15910, 25160, 25456, 27047, 29240, 31820, 50320, 54094, 58480, 63640, 108188, 127280, 135235, 216376, 270470, 432752, 540940, 1081880, 2163760]

約数ペア:

[(1, 2163760), (2, 1081880), (4, 540940), (5, 432752), (8, 270470), (10, 216376), (16, 135235), (17, 127280), (20, 108188), (34, 63640), (37, 58480), (40, 54094), (43, 50320), (68, 31820), (74, 29240), (80, 27047), (85, 25456), (86, 25160), (136, 15910), (148, 14620), (170, 12728), (172, 12580), (185, 11696), (215, 10064), (272, 7955), (296, 7310), (340, 6364), (344, 6290), (370, 5848), (430, 5032), (592, 3655), (629, 3440), (680, 3182), (688, 3145), (731, 2960), (740, 2924), (860, 2516), (1258, 1720), (1360, 1591), (1462, 1480)]