1566740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:85

約数の個数: 72

約数和(自身を含む): 4096512

約数和(自身を除く): 2529772

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 38, 62, 70, 76, 95, 124, 133, 140, 155, 190, 217, 266, 310, 361, 380, 434, 532, 589, 620, 665, 722, 868, 1085, 1178, 1330, 1444, 1805, 2170, 2356, 2527, 2660, 2945, 3610, 4123, 4340, 5054, 5890, 7220, 8246, 10108, 11191, 11780, 12635, 16492, 20615, 22382, 25270, 41230, 44764, 50540, 55955, 78337, 82460, 111910, 156674, 223820, 313348, 391685, 783370, 1566740]

約数ペア:

[(1, 1566740), (2, 783370), (4, 391685), (5, 313348), (7, 223820), (10, 156674), (14, 111910), (19, 82460), (20, 78337), (28, 55955), (31, 50540), (35, 44764), (38, 41230), (62, 25270), (70, 22382), (76, 20615), (95, 16492), (124, 12635), (133, 11780), (140, 11191), (155, 10108), (190, 8246), (217, 7220), (266, 5890), (310, 5054), (361, 4340), (380, 4123), (434, 3610), (532, 2945), (589, 2660), (620, 2527), (665, 2356), (722, 2170), (868, 1805), (1085, 1444), (1178, 1330)]