17722380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22721}}^1$

素因数の和:22746

約数の個数: 48

約数和(自身を含む): 53442144

約数和(自身を除く): 35719764

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, 22721, 45442, 68163, 90884, 113605, 136326, 227210, 272652, 295373, 340815, 454420, 590746, 681630, 886119, 1181492, 1363260, 1476865, 1772238, 2953730, 3544476, 4430595, 5907460, 8861190, 17722380]

約数ペア:

[(1, 17722380), (2, 8861190), (3, 5907460), (4, 4430595), (5, 3544476), (6, 2953730), (10, 1772238), (12, 1476865), (13, 1363260), (15, 1181492), (20, 886119), (26, 681630), (30, 590746), (39, 454420), (52, 340815), (60, 295373), (65, 272652), (78, 227210), (130, 136326), (156, 113605), (195, 90884), (260, 68163), (390, 45442), (780, 22721)]