220391810

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 421956864

約数和(自身を除く): 201565054

約数列:

[1, 2, 5, 10, 41, 67, 71, 82, 113, 134, 142, 205, 226, 335, 355, 410, 565, 670, 710, 1130, 2747, 2911, 4633, 4757, 5494, 5822, 7571, 8023, 9266, 9514, 13735, 14555, 15142, 16046, 23165, 23785, 27470, 29110, 37855, 40115, 46330, 47570, 75710, 80230, 195037, 310411, 328943, 390074, 537541, 620822, 657886, 975185, 1075082, 1552055, 1644715, 1950370, 2687705, 3104110, 3289430, 5375410, 22039181, 44078362, 110195905, 220391810]

約数ペア:

[(1, 220391810), (2, 110195905), (5, 44078362), (10, 22039181), (41, 5375410), (67, 3289430), (71, 3104110), (82, 2687705), (113, 1950370), (134, 1644715), (142, 1552055), (205, 1075082), (226, 975185), (335, 657886), (355, 620822), (410, 537541), (565, 390074), (670, 328943), (710, 310411), (1130, 195037), (2747, 80230), (2911, 75710), (4633, 47570), (4757, 46330), (5494, 40115), (5822, 37855), (7571, 29110), (8023, 27470), (9266, 23785), (9514, 23165), (13735, 16046), (14555, 15142)]