4445220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 13829760

約数和(自身を除く): 9384540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 41, 52, 60, 65, 78, 82, 123, 130, 139, 156, 164, 195, 205, 246, 260, 278, 390, 410, 417, 492, 533, 556, 615, 695, 780, 820, 834, 1066, 1230, 1390, 1599, 1668, 1807, 2085, 2132, 2460, 2665, 2780, 3198, 3614, 4170, 5330, 5421, 5699, 6396, 7228, 7995, 8340, 9035, 10660, 10842, 11398, 15990, 17097, 18070, 21684, 22796, 27105, 28495, 31980, 34194, 36140, 54210, 56990, 68388, 74087, 85485, 108420, 113980, 148174, 170970, 222261, 296348, 341940, 370435, 444522, 740870, 889044, 1111305, 1481740, 2222610, 4445220]

約数ペア:

[(1, 4445220), (2, 2222610), (3, 1481740), (4, 1111305), (5, 889044), (6, 740870), (10, 444522), (12, 370435), (13, 341940), (15, 296348), (20, 222261), (26, 170970), (30, 148174), (39, 113980), (41, 108420), (52, 85485), (60, 74087), (65, 68388), (78, 56990), (82, 54210), (123, 36140), (130, 34194), (139, 31980), (156, 28495), (164, 27105), (195, 22796), (205, 21684), (246, 18070), (260, 17097), (278, 15990), (390, 11398), (410, 10842), (417, 10660), (492, 9035), (533, 8340), (556, 7995), (615, 7228), (695, 6396), (780, 5699), (820, 5421), (834, 5330), (1066, 4170), (1230, 3614), (1390, 3198), (1599, 2780), (1668, 2665), (1807, 2460), (2085, 2132)]