4272940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1327}}^1$

素因数の和:1366

約数の個数: 48

約数和(自身を含む): 10708992

約数和(自身を除く): 6436052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1327, 1610, 2654, 3220, 5308, 6635, 9289, 13270, 18578, 26540, 30521, 37156, 46445, 61042, 92890, 122084, 152605, 185780, 213647, 305210, 427294, 610420, 854588, 1068235, 2136470, 4272940]

約数ペア:

[(1, 4272940), (2, 2136470), (4, 1068235), (5, 854588), (7, 610420), (10, 427294), (14, 305210), (20, 213647), (23, 185780), (28, 152605), (35, 122084), (46, 92890), (70, 61042), (92, 46445), (115, 37156), (140, 30521), (161, 26540), (230, 18578), (322, 13270), (460, 9289), (644, 6635), (805, 5308), (1327, 3220), (1610, 2654)]