2645448

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 7291200

約数和(自身を除く): 4645752

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 61, 78, 104, 122, 139, 156, 183, 244, 278, 312, 366, 417, 488, 556, 732, 793, 834, 1112, 1464, 1586, 1668, 1807, 2379, 3172, 3336, 3614, 4758, 5421, 6344, 7228, 8479, 9516, 10842, 14456, 16958, 19032, 21684, 25437, 33916, 43368, 50874, 67832, 101748, 110227, 203496, 220454, 330681, 440908, 661362, 881816, 1322724, 2645448]

約数ペア:

[(1, 2645448), (2, 1322724), (3, 881816), (4, 661362), (6, 440908), (8, 330681), (12, 220454), (13, 203496), (24, 110227), (26, 101748), (39, 67832), (52, 50874), (61, 43368), (78, 33916), (104, 25437), (122, 21684), (139, 19032), (156, 16958), (183, 14456), (244, 10842), (278, 9516), (312, 8479), (366, 7228), (417, 6344), (488, 5421), (556, 4758), (732, 3614), (793, 3336), (834, 3172), (1112, 2379), (1464, 1807), (1586, 1668)]