1796184280520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{81201821}}^1$

素因数の和:81201918

約数の個数: 64

約数和(自身を含む): 4677224947200

約数和(自身を除く): 2881040666680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 3160, 4424, 5530, 11060, 22120, 81201821, 162403642, 324807284, 406009105, 568412747, 649614568, 812018210, 1136825494, 1624036420, 2273650988, 2842063735, 3248072840, 4547301976, 5684127470, 6414943859, 11368254940, 12829887718, 22736509880, 25659775436, 32074719295, 44904607013, 51319550872, 64149438590, 89809214026, 128298877180, 179618428052, 224523035065, 256597754360, 359236856104, 449046070130, 898092140260, 1796184280520]

約数ペア:

[(1, 1796184280520), (2, 898092140260), (4, 449046070130), (5, 359236856104), (7, 256597754360), (8, 224523035065), (10, 179618428052), (14, 128298877180), (20, 89809214026), (28, 64149438590), (35, 51319550872), (40, 44904607013), (56, 32074719295), (70, 25659775436), (79, 22736509880), (140, 12829887718), (158, 11368254940), (280, 6414943859), (316, 5684127470), (395, 4547301976), (553, 3248072840), (632, 2842063735), (790, 2273650988), (1106, 1624036420), (1580, 1136825494), (2212, 812018210), (2765, 649614568), (3160, 568412747), (4424, 406009105), (5530, 324807284), (11060, 162403642), (22120, 81201821)]