20244910720

素因数分解:

$2^7\times 5^1\times {\mathrm{59}}^1\times {\mathrm{536147}}^1$

素因数の和:536225

約数の個数: 64

約数和(自身を含む): 49218386400

約数和(自身を除く): 28973475680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 160, 236, 295, 320, 472, 590, 640, 944, 1180, 1888, 2360, 3776, 4720, 7552, 9440, 18880, 37760, 536147, 1072294, 2144588, 2680735, 4289176, 5361470, 8578352, 10722940, 17156704, 21445880, 31632673, 34313408, 42891760, 63265346, 68626816, 85783520, 126530692, 158163365, 171567040, 253061384, 316326730, 343134080, 506122768, 632653460, 1012245536, 1265306920, 2024491072, 2530613840, 4048982144, 5061227680, 10122455360, 20244910720]

約数ペア:

[(1, 20244910720), (2, 10122455360), (4, 5061227680), (5, 4048982144), (8, 2530613840), (10, 2024491072), (16, 1265306920), (20, 1012245536), (32, 632653460), (40, 506122768), (59, 343134080), (64, 316326730), (80, 253061384), (118, 171567040), (128, 158163365), (160, 126530692), (236, 85783520), (295, 68626816), (320, 63265346), (472, 42891760), (590, 34313408), (640, 31632673), (944, 21445880), (1180, 17156704), (1888, 10722940), (2360, 8578352), (3776, 5361470), (4720, 4289176), (7552, 2680735), (9440, 2144588), (18880, 1072294), (37760, 536147)]