4380451040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{558731}}^1$

素因数の和:558760

約数の個数: 72

約数和(自身を含む): 12038439672

約数和(自身を除く): 7657988632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 558731, 1117462, 2234924, 2793655, 3911117, 4469848, 5587310, 7822234, 8939696, 11174620, 15644468, 17879392, 19555585, 22349240, 27377819, 31288936, 39111170, 44698480, 54755638, 62577872, 78222340, 89396960, 109511276, 125155744, 136889095, 156444680, 219022552, 273778190, 312889360, 438045104, 547556380, 625778720, 876090208, 1095112760, 2190225520, 4380451040]

約数ペア:

[(1, 4380451040), (2, 2190225520), (4, 1095112760), (5, 876090208), (7, 625778720), (8, 547556380), (10, 438045104), (14, 312889360), (16, 273778190), (20, 219022552), (28, 156444680), (32, 136889095), (35, 125155744), (40, 109511276), (49, 89396960), (56, 78222340), (70, 62577872), (80, 54755638), (98, 44698480), (112, 39111170), (140, 31288936), (160, 27377819), (196, 22349240), (224, 19555585), (245, 17879392), (280, 15644468), (392, 11174620), (490, 8939696), (560, 7822234), (784, 5587310), (980, 4469848), (1120, 3911117), (1568, 2793655), (1960, 2234924), (3920, 1117462), (7840, 558731)]