2005394120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{3691}}^1$

素因数の和:3783

約数の個数: 96

約数和(自身を含む): 4896478080

約数和(自身を除く): 2891083960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 235, 289, 340, 376, 470, 578, 680, 799, 940, 1156, 1445, 1598, 1880, 2312, 2890, 3196, 3691, 3995, 5780, 6392, 7382, 7990, 11560, 13583, 14764, 15980, 18455, 27166, 29528, 31960, 36910, 54332, 62747, 67915, 73820, 108664, 125494, 135830, 147640, 173477, 250988, 271660, 313735, 346954, 501976, 543320, 627470, 693908, 867385, 1066699, 1254940, 1387816, 1734770, 2133398, 2509880, 2949109, 3469540, 4266796, 5333495, 5898218, 6939080, 8533592, 10666990, 11796436, 14745545, 21333980, 23592872, 29491090, 42667960, 50134853, 58982180, 100269706, 117964360, 200539412, 250674265, 401078824, 501348530, 1002697060, 2005394120]

約数ペア:

[(1, 2005394120), (2, 1002697060), (4, 501348530), (5, 401078824), (8, 250674265), (10, 200539412), (17, 117964360), (20, 100269706), (34, 58982180), (40, 50134853), (47, 42667960), (68, 29491090), (85, 23592872), (94, 21333980), (136, 14745545), (170, 11796436), (188, 10666990), (235, 8533592), (289, 6939080), (340, 5898218), (376, 5333495), (470, 4266796), (578, 3469540), (680, 2949109), (799, 2509880), (940, 2133398), (1156, 1734770), (1445, 1387816), (1598, 1254940), (1880, 1066699), (2312, 867385), (2890, 693908), (3196, 627470), (3691, 543320), (3995, 501976), (5780, 346954), (6392, 313735), (7382, 271660), (7990, 250988), (11560, 173477), (13583, 147640), (14764, 135830), (15980, 125494), (18455, 108664), (27166, 73820), (29528, 67915), (31960, 62747), (36910, 54332)]