20236068880

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{607}}^1\times {\mathrm{1483}}^1$

素因数の和:2384

約数の個数: 80

約数和(自身を含む): 47325970944

約数和(自身を除く): 27089902064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 562, 607, 1124, 1214, 1405, 1483, 2248, 2428, 2810, 2966, 3035, 4496, 4856, 5620, 5932, 6070, 7415, 9712, 11240, 11864, 12140, 14830, 22480, 23728, 24280, 29660, 48560, 59320, 118640, 170567, 341134, 416723, 682268, 833446, 852835, 900181, 1364536, 1666892, 1705670, 1800362, 2083615, 2729072, 3333784, 3411340, 3600724, 4167230, 4500905, 6667568, 6822680, 7201448, 8334460, 9001810, 13645360, 14402896, 16668920, 18003620, 33337840, 36007240, 72014480, 252950861, 505901722, 1011803444, 1264754305, 2023606888, 2529508610, 4047213776, 5059017220, 10118034440, 20236068880]

約数ペア:

[(1, 20236068880), (2, 10118034440), (4, 5059017220), (5, 4047213776), (8, 2529508610), (10, 2023606888), (16, 1264754305), (20, 1011803444), (40, 505901722), (80, 252950861), (281, 72014480), (562, 36007240), (607, 33337840), (1124, 18003620), (1214, 16668920), (1405, 14402896), (1483, 13645360), (2248, 9001810), (2428, 8334460), (2810, 7201448), (2966, 6822680), (3035, 6667568), (4496, 4500905), (4856, 4167230), (5620, 3600724), (5932, 3411340), (6070, 3333784), (7415, 2729072), (9712, 2083615), (11240, 1800362), (11864, 1705670), (12140, 1666892), (14830, 1364536), (22480, 900181), (23728, 852835), (24280, 833446), (29660, 682268), (48560, 416723), (59320, 341134), (118640, 170567)]