40789280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:562

約数の個数: 96

約数和(自身を含む): 111767040

約数和(自身を除く): 70977760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 79, 80, 112, 140, 158, 160, 224, 280, 316, 395, 461, 553, 560, 632, 790, 922, 1106, 1120, 1264, 1580, 1844, 2212, 2305, 2528, 2765, 3160, 3227, 3688, 4424, 4610, 5530, 6320, 6454, 7376, 8848, 9220, 11060, 12640, 12908, 14752, 16135, 17696, 18440, 22120, 25816, 32270, 36419, 36880, 44240, 51632, 64540, 72838, 73760, 88480, 103264, 129080, 145676, 182095, 254933, 258160, 291352, 364190, 509866, 516320, 582704, 728380, 1019732, 1165408, 1274665, 1456760, 2039464, 2549330, 2913520, 4078928, 5098660, 5827040, 8157856, 10197320, 20394640, 40789280]

約数ペア:

[(1, 40789280), (2, 20394640), (4, 10197320), (5, 8157856), (7, 5827040), (8, 5098660), (10, 4078928), (14, 2913520), (16, 2549330), (20, 2039464), (28, 1456760), (32, 1274665), (35, 1165408), (40, 1019732), (56, 728380), (70, 582704), (79, 516320), (80, 509866), (112, 364190), (140, 291352), (158, 258160), (160, 254933), (224, 182095), (280, 145676), (316, 129080), (395, 103264), (461, 88480), (553, 73760), (560, 72838), (632, 64540), (790, 51632), (922, 44240), (1106, 36880), (1120, 36419), (1264, 32270), (1580, 25816), (1844, 22120), (2212, 18440), (2305, 17696), (2528, 16135), (2765, 14752), (3160, 12908), (3227, 12640), (3688, 11060), (4424, 9220), (4610, 8848), (5530, 7376), (6320, 6454)]