2015525540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1\times {\mathrm{491}}^1$

素因数の和:885

約数の個数: 96

約数和(自身を含む): 4909766400

約数和(自身を除く): 2894240860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 269, 436, 491, 538, 545, 763, 982, 1076, 1090, 1345, 1526, 1883, 1964, 2180, 2455, 2690, 3052, 3437, 3766, 3815, 4910, 5380, 6874, 7532, 7630, 9415, 9820, 13748, 15260, 17185, 18830, 29321, 34370, 37660, 53519, 58642, 68740, 107038, 117284, 132079, 146605, 205247, 214076, 264158, 267595, 293210, 374633, 410494, 528316, 535190, 586420, 660395, 749266, 820988, 924553, 1026235, 1070380, 1320790, 1498532, 1849106, 1873165, 2052470, 2641580, 3698212, 3746330, 4104940, 4622765, 7492660, 9245530, 14396611, 18491060, 28793222, 57586444, 71983055, 100776277, 143966110, 201552554, 287932220, 403105108, 503881385, 1007762770, 2015525540]

約数ペア:

[(1, 2015525540), (2, 1007762770), (4, 503881385), (5, 403105108), (7, 287932220), (10, 201552554), (14, 143966110), (20, 100776277), (28, 71983055), (35, 57586444), (70, 28793222), (109, 18491060), (140, 14396611), (218, 9245530), (269, 7492660), (436, 4622765), (491, 4104940), (538, 3746330), (545, 3698212), (763, 2641580), (982, 2052470), (1076, 1873165), (1090, 1849106), (1345, 1498532), (1526, 1320790), (1883, 1070380), (1964, 1026235), (2180, 924553), (2455, 820988), (2690, 749266), (3052, 660395), (3437, 586420), (3766, 535190), (3815, 528316), (4910, 410494), (5380, 374633), (6874, 293210), (7532, 267595), (7630, 264158), (9415, 214076), (9820, 205247), (13748, 146605), (15260, 132079), (17185, 117284), (18830, 107038), (29321, 68740), (34370, 58642), (37660, 53519)]