20311433420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{797}}^1\times {\mathrm{34439}}^1$

素因数の和:35282

約数の個数: 48

約数和(自身を含む): 43863059520

約数和(自身を除く): 23551626100

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 797, 1594, 3188, 3985, 7970, 15940, 29489, 34439, 58978, 68878, 117956, 137756, 147445, 172195, 294890, 344390, 589780, 688780, 1274243, 2548486, 5096972, 6371215, 12742430, 25484860, 27447883, 54895766, 109791532, 137239415, 274478830, 548957660, 1015571671, 2031143342, 4062286684, 5077858355, 10155716710, 20311433420]

約数ペア:

[(1, 20311433420), (2, 10155716710), (4, 5077858355), (5, 4062286684), (10, 2031143342), (20, 1015571671), (37, 548957660), (74, 274478830), (148, 137239415), (185, 109791532), (370, 54895766), (740, 27447883), (797, 25484860), (1594, 12742430), (3188, 6371215), (3985, 5096972), (7970, 2548486), (15940, 1274243), (29489, 688780), (34439, 589780), (58978, 344390), (68878, 294890), (117956, 172195), (137756, 147445)]