1325220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1699}}^1$

素因数の和:1724

約数の個数: 48

約数和(自身を含む): 3998400

約数和(自身を除く): 2673180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1699, 3398, 5097, 6796, 8495, 10194, 16990, 20388, 22087, 25485, 33980, 44174, 50970, 66261, 88348, 101940, 110435, 132522, 220870, 265044, 331305, 441740, 662610, 1325220]

約数ペア:

[(1, 1325220), (2, 662610), (3, 441740), (4, 331305), (5, 265044), (6, 220870), (10, 132522), (12, 110435), (13, 101940), (15, 88348), (20, 66261), (26, 50970), (30, 44174), (39, 33980), (52, 25485), (60, 22087), (65, 20388), (78, 16990), (130, 10194), (156, 8495), (195, 6796), (260, 5097), (390, 3398), (780, 1699)]