403399760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{809}}^1$

素因数の和:1116

約数の個数: 80

約数和(自身を含む): 983508480

約数和(自身を除く): 580108720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 271, 368, 460, 542, 809, 920, 1084, 1355, 1618, 1840, 2168, 2710, 3236, 4045, 4336, 5420, 6233, 6472, 8090, 10840, 12466, 12944, 16180, 18607, 21680, 24932, 31165, 32360, 37214, 49864, 62330, 64720, 74428, 93035, 99728, 124660, 148856, 186070, 219239, 249320, 297712, 372140, 438478, 498640, 744280, 876956, 1096195, 1488560, 1753912, 2192390, 3507824, 4384780, 5042497, 8769560, 10084994, 17539120, 20169988, 25212485, 40339976, 50424970, 80679952, 100849940, 201699880, 403399760]

約数ペア:

[(1, 403399760), (2, 201699880), (4, 100849940), (5, 80679952), (8, 50424970), (10, 40339976), (16, 25212485), (20, 20169988), (23, 17539120), (40, 10084994), (46, 8769560), (80, 5042497), (92, 4384780), (115, 3507824), (184, 2192390), (230, 1753912), (271, 1488560), (368, 1096195), (460, 876956), (542, 744280), (809, 498640), (920, 438478), (1084, 372140), (1355, 297712), (1618, 249320), (1840, 219239), (2168, 186070), (2710, 148856), (3236, 124660), (4045, 99728), (4336, 93035), (5420, 74428), (6233, 64720), (6472, 62330), (8090, 49864), (10840, 37214), (12466, 32360), (12944, 31165), (16180, 24932), (18607, 21680)]