40916960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:353

約数の個数: 144

約数和(自身を含む): 119451024

約数和(自身を除く): 78534064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 196, 224, 238, 245, 272, 280, 307, 340, 392, 476, 490, 544, 560, 595, 614, 680, 784, 833, 952, 980, 1120, 1190, 1228, 1360, 1535, 1568, 1666, 1904, 1960, 2149, 2380, 2456, 2720, 3070, 3332, 3808, 3920, 4165, 4298, 4760, 4912, 5219, 6140, 6664, 7840, 8330, 8596, 9520, 9824, 10438, 10745, 12280, 13328, 15043, 16660, 17192, 19040, 20876, 21490, 24560, 26095, 26656, 30086, 33320, 34384, 36533, 41752, 42980, 49120, 52190, 60172, 66640, 68768, 73066, 75215, 83504, 85960, 104380, 120344, 133280, 146132, 150430, 167008, 171920, 182665, 208760, 240688, 255731, 292264, 300860, 343840, 365330, 417520, 481376, 511462, 584528, 601720, 730660, 835040, 1022924, 1169056, 1203440, 1278655, 1461320, 2045848, 2406880, 2557310, 2922640, 4091696, 5114620, 5845280, 8183392, 10229240, 20458480, 40916960]

約数ペア:

[(1, 40916960), (2, 20458480), (4, 10229240), (5, 8183392), (7, 5845280), (8, 5114620), (10, 4091696), (14, 2922640), (16, 2557310), (17, 2406880), (20, 2045848), (28, 1461320), (32, 1278655), (34, 1203440), (35, 1169056), (40, 1022924), (49, 835040), (56, 730660), (68, 601720), (70, 584528), (80, 511462), (85, 481376), (98, 417520), (112, 365330), (119, 343840), (136, 300860), (140, 292264), (160, 255731), (170, 240688), (196, 208760), (224, 182665), (238, 171920), (245, 167008), (272, 150430), (280, 146132), (307, 133280), (340, 120344), (392, 104380), (476, 85960), (490, 83504), (544, 75215), (560, 73066), (595, 68768), (614, 66640), (680, 60172), (784, 52190), (833, 49120), (952, 42980), (980, 41752), (1120, 36533), (1190, 34384), (1228, 33320), (1360, 30086), (1535, 26656), (1568, 26095), (1666, 24560), (1904, 21490), (1960, 20876), (2149, 19040), (2380, 17192), (2456, 16660), (2720, 15043), (3070, 13328), (3332, 12280), (3808, 10745), (3920, 10438), (4165, 9824), (4298, 9520), (4760, 8596), (4912, 8330), (5219, 7840), (6140, 6664)]