921036792020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{109873}}^1$

素因数の和:110157

約数の個数: 96

約数和(自身を含む): 2035086228000

約数和(自身を除く): 1114049435980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 97, 116, 145, 149, 194, 290, 298, 388, 485, 580, 596, 745, 970, 1490, 1940, 2813, 2980, 4321, 5626, 8642, 11252, 14065, 14453, 17284, 21605, 28130, 28906, 43210, 56260, 57812, 72265, 86420, 109873, 144530, 219746, 289060, 419137, 439492, 549365, 838274, 1098730, 1676548, 2095685, 2197460, 3186317, 4191370, 6372634, 8382740, 10657681, 12745268, 15931585, 16371077, 21315362, 31863170, 32742154, 42630724, 53288405, 63726340, 65484308, 81855385, 106576810, 163710770, 213153620, 309072749, 327421540, 474761233, 618145498, 949522466, 1236290996, 1545363745, 1587994469, 1899044932, 2373806165, 3090727490, 3175988938, 4747612330, 6181454980, 6351977876, 7939972345, 9495224660, 15879944690, 31759889380, 46051839601, 92103679202, 184207358404, 230259198005, 460518396010, 921036792020]

約数ペア:

[(1, 921036792020), (2, 460518396010), (4, 230259198005), (5, 184207358404), (10, 92103679202), (20, 46051839601), (29, 31759889380), (58, 15879944690), (97, 9495224660), (116, 7939972345), (145, 6351977876), (149, 6181454980), (194, 4747612330), (290, 3175988938), (298, 3090727490), (388, 2373806165), (485, 1899044932), (580, 1587994469), (596, 1545363745), (745, 1236290996), (970, 949522466), (1490, 618145498), (1940, 474761233), (2813, 327421540), (2980, 309072749), (4321, 213153620), (5626, 163710770), (8642, 106576810), (11252, 81855385), (14065, 65484308), (14453, 63726340), (17284, 53288405), (21605, 42630724), (28130, 32742154), (28906, 31863170), (43210, 21315362), (56260, 16371077), (57812, 15931585), (72265, 12745268), (86420, 10657681), (109873, 8382740), (144530, 6372634), (219746, 4191370), (289060, 3186317), (419137, 2197460), (439492, 2095685), (549365, 1676548), (838274, 1098730)]