4855220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 10838016

約数和(自身を除く): 5982796

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 191, 205, 310, 382, 410, 620, 764, 820, 955, 1271, 1910, 2542, 3820, 5084, 5921, 6355, 7831, 11842, 12710, 15662, 23684, 25420, 29605, 31324, 39155, 59210, 78310, 118420, 156620, 242761, 485522, 971044, 1213805, 2427610, 4855220]

約数ペア:

[(1, 4855220), (2, 2427610), (4, 1213805), (5, 971044), (10, 485522), (20, 242761), (31, 156620), (41, 118420), (62, 78310), (82, 59210), (124, 39155), (155, 31324), (164, 29605), (191, 25420), (205, 23684), (310, 15662), (382, 12710), (410, 11842), (620, 7831), (764, 6355), (820, 5921), (955, 5084), (1271, 3820), (1910, 2542)]