439488830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{641}}^1$

素因数の和:953

約数の個数: 64

約数和(自身を含む): 905250816

約数和(自身を除く): 465761986

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 271, 506, 542, 641, 1265, 1282, 1355, 2530, 2710, 2981, 3205, 5962, 6233, 6410, 7051, 12466, 14102, 14743, 14905, 29486, 29810, 31165, 35255, 62330, 68563, 70510, 73715, 137126, 147430, 162173, 173711, 324346, 342815, 347422, 685630, 810865, 868555, 1621730, 1737110, 1910821, 3821642, 3995353, 7990706, 9554105, 19108210, 19976765, 39953530, 43948883, 87897766, 219744415, 439488830]

約数ペア:

[(1, 439488830), (2, 219744415), (5, 87897766), (10, 43948883), (11, 39953530), (22, 19976765), (23, 19108210), (46, 9554105), (55, 7990706), (110, 3995353), (115, 3821642), (230, 1910821), (253, 1737110), (271, 1621730), (506, 868555), (542, 810865), (641, 685630), (1265, 347422), (1282, 342815), (1355, 324346), (2530, 173711), (2710, 162173), (2981, 147430), (3205, 137126), (5962, 73715), (6233, 70510), (6410, 68563), (7051, 62330), (12466, 35255), (14102, 31165), (14743, 29810), (14905, 29486)]