20551339080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{804043}}^1$

素因数の和:804131

約数の個数: 96

約数和(自身を含む): 67732666560

約数和(自身を除く): 47181327480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 213, 284, 355, 360, 426, 568, 639, 710, 852, 1065, 1278, 1420, 1704, 2130, 2556, 2840, 3195, 4260, 5112, 6390, 8520, 12780, 25560, 804043, 1608086, 2412129, 3216172, 4020215, 4824258, 6432344, 7236387, 8040430, 9648516, 12060645, 14472774, 16080860, 19297032, 24121290, 28945548, 32161720, 36181935, 48242580, 57087053, 57891096, 72363870, 96485160, 114174106, 144727740, 171261159, 228348212, 285435265, 289455480, 342522318, 456696424, 513783477, 570870530, 685044636, 856305795, 1027566954, 1141741060, 1370089272, 1712611590, 2055133908, 2283482120, 2568917385, 3425223180, 4110267816, 5137834770, 6850446360, 10275669540, 20551339080]

約数ペア:

[(1, 20551339080), (2, 10275669540), (3, 6850446360), (4, 5137834770), (5, 4110267816), (6, 3425223180), (8, 2568917385), (9, 2283482120), (10, 2055133908), (12, 1712611590), (15, 1370089272), (18, 1141741060), (20, 1027566954), (24, 856305795), (30, 685044636), (36, 570870530), (40, 513783477), (45, 456696424), (60, 342522318), (71, 289455480), (72, 285435265), (90, 228348212), (120, 171261159), (142, 144727740), (180, 114174106), (213, 96485160), (284, 72363870), (355, 57891096), (360, 57087053), (426, 48242580), (568, 36181935), (639, 32161720), (710, 28945548), (852, 24121290), (1065, 19297032), (1278, 16080860), (1420, 14472774), (1704, 12060645), (2130, 9648516), (2556, 8040430), (2840, 7236387), (3195, 6432344), (4260, 4824258), (5112, 4020215), (6390, 3216172), (8520, 2412129), (12780, 1608086), (25560, 804043)]