20237738870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{7607}}^1$

素因数の和:7949

約数の個数: 64

約数和(自身を含む): 39045473280

約数和(自身を除く): 18807734410

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 269, 430, 538, 989, 1345, 1978, 2690, 4945, 6187, 7607, 9890, 11567, 12374, 15214, 23134, 30935, 38035, 57835, 61870, 76070, 115670, 174961, 266041, 327101, 349922, 532082, 654202, 874805, 1330205, 1635505, 1749610, 2046283, 2660410, 3271010, 4092566, 7523323, 10231415, 15046646, 20462830, 37616615, 47064509, 75233230, 87990169, 94129018, 175980338, 235322545, 439950845, 470645090, 879901690, 2023773887, 4047547774, 10118869435, 20237738870]

約数ペア:

[(1, 20237738870), (2, 10118869435), (5, 4047547774), (10, 2023773887), (23, 879901690), (43, 470645090), (46, 439950845), (86, 235322545), (115, 175980338), (215, 94129018), (230, 87990169), (269, 75233230), (430, 47064509), (538, 37616615), (989, 20462830), (1345, 15046646), (1978, 10231415), (2690, 7523323), (4945, 4092566), (6187, 3271010), (7607, 2660410), (9890, 2046283), (11567, 1749610), (12374, 1635505), (15214, 1330205), (23134, 874805), (30935, 654202), (38035, 532082), (57835, 349922), (61870, 327101), (76070, 266041), (115670, 174961)]