17642820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22619}}^1$

素因数の和:22644

約数の個数: 48

約数和(自身を含む): 53202240

約数和(自身を除く): 35559420

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, 22619, 45238, 67857, 90476, 113095, 135714, 226190, 271428, 294047, 339285, 452380, 588094, 678570, 882141, 1176188, 1357140, 1470235, 1764282, 2940470, 3528564, 4410705, 5880940, 8821410, 17642820]

約数ペア:

[(1, 17642820), (2, 8821410), (3, 5880940), (4, 4410705), (5, 3528564), (6, 2940470), (10, 1764282), (12, 1470235), (13, 1357140), (15, 1176188), (20, 882141), (26, 678570), (30, 588094), (39, 452380), (52, 339285), (60, 294047), (65, 271428), (78, 226190), (130, 135714), (156, 113095), (195, 90476), (260, 67857), (390, 45238), (780, 22619)]