20100102228

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{19037}}^1$

素因数の和:19397

約数の個数: 72

約数和(自身を含む): 51419353440

約数和(自身を除く): 31319251212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 211, 278, 417, 422, 556, 633, 834, 844, 1251, 1266, 1668, 1899, 2502, 2532, 3798, 5004, 7596, 19037, 29329, 38074, 57111, 58658, 76148, 87987, 114222, 117316, 171333, 175974, 228444, 263961, 342666, 351948, 527922, 685332, 1055844, 2646143, 4016807, 5292286, 7938429, 8033614, 10584572, 12050421, 15876858, 16067228, 23815287, 24100842, 31753716, 36151263, 47630574, 48201684, 72302526, 95261148, 144605052, 558336173, 1116672346, 1675008519, 2233344692, 3350017038, 5025025557, 6700034076, 10050051114, 20100102228]

約数ペア:

[(1, 20100102228), (2, 10050051114), (3, 6700034076), (4, 5025025557), (6, 3350017038), (9, 2233344692), (12, 1675008519), (18, 1116672346), (36, 558336173), (139, 144605052), (211, 95261148), (278, 72302526), (417, 48201684), (422, 47630574), (556, 36151263), (633, 31753716), (834, 24100842), (844, 23815287), (1251, 16067228), (1266, 15876858), (1668, 12050421), (1899, 10584572), (2502, 8033614), (2532, 7938429), (3798, 5292286), (5004, 4016807), (7596, 2646143), (19037, 1055844), (29329, 685332), (38074, 527922), (57111, 351948), (58658, 342666), (76148, 263961), (87987, 228444), (114222, 175974), (117316, 171333)]