20169953200

素因数分解:

$2^4\times 5^2\times {\mathrm{2243}}^1\times {\mathrm{22481}}^1$

素因数の和:24742

約数の個数: 60

約数和(自身を含む): 48482073288

約数和(自身を除く): 28312120088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 2243, 4486, 8972, 11215, 17944, 22430, 22481, 35888, 44860, 44962, 56075, 89720, 89924, 112150, 112405, 179440, 179848, 224300, 224810, 359696, 448600, 449620, 562025, 897200, 899240, 1124050, 1798480, 2248100, 4496200, 8992400, 50424883, 100849766, 201699532, 252124415, 403399064, 504248830, 806798128, 1008497660, 1260622075, 2016995320, 2521244150, 4033990640, 5042488300, 10084976600, 20169953200]

約数ペア:

[(1, 20169953200), (2, 10084976600), (4, 5042488300), (5, 4033990640), (8, 2521244150), (10, 2016995320), (16, 1260622075), (20, 1008497660), (25, 806798128), (40, 504248830), (50, 403399064), (80, 252124415), (100, 201699532), (200, 100849766), (400, 50424883), (2243, 8992400), (4486, 4496200), (8972, 2248100), (11215, 1798480), (17944, 1124050), (22430, 899240), (22481, 897200), (35888, 562025), (44860, 449620), (44962, 448600), (56075, 359696), (89720, 224810), (89924, 224300), (112150, 179848), (112405, 179440)]