49949240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1861}}^1$

素因数の和:1944

約数の個数: 64

約数和(自身を含む): 124679520

約数和(自身を除く): 74730280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 1861, 2440, 2684, 3355, 3722, 5368, 6710, 7444, 9305, 13420, 14888, 18610, 20471, 26840, 37220, 40942, 74440, 81884, 102355, 113521, 163768, 204710, 227042, 409420, 454084, 567605, 818840, 908168, 1135210, 1248731, 2270420, 2497462, 4540840, 4994924, 6243655, 9989848, 12487310, 24974620, 49949240]

約数ペア:

[(1, 49949240), (2, 24974620), (4, 12487310), (5, 9989848), (8, 6243655), (10, 4994924), (11, 4540840), (20, 2497462), (22, 2270420), (40, 1248731), (44, 1135210), (55, 908168), (61, 818840), (88, 567605), (110, 454084), (122, 409420), (220, 227042), (244, 204710), (305, 163768), (440, 113521), (488, 102355), (610, 81884), (671, 74440), (1220, 40942), (1342, 37220), (1861, 26840), (2440, 20471), (2684, 18610), (3355, 14888), (3722, 13420), (5368, 9305), (6710, 7444)]