72897580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{22639}}^1$

素因数の和:22678

約数の個数: 48

約数和(自身を含む): 182568960

約数和(自身を除く): 109671380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 22639, 45278, 90556, 113195, 158473, 226390, 316946, 452780, 520697, 633892, 792365, 1041394, 1584730, 2082788, 2603485, 3169460, 3644879, 5206970, 7289758, 10413940, 14579516, 18224395, 36448790, 72897580]

約数ペア:

[(1, 72897580), (2, 36448790), (4, 18224395), (5, 14579516), (7, 10413940), (10, 7289758), (14, 5206970), (20, 3644879), (23, 3169460), (28, 2603485), (35, 2082788), (46, 1584730), (70, 1041394), (92, 792365), (115, 633892), (140, 520697), (161, 452780), (230, 316946), (322, 226390), (460, 158473), (644, 113195), (805, 90556), (1610, 45278), (3220, 22639)]