38260640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21739}}^1$

素因数の和:21765

約数の個数: 48

約数和(自身を含む): 98612640

約数和(自身を除く): 60352000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 21739, 43478, 86956, 108695, 173912, 217390, 239129, 347824, 434780, 478258, 695648, 869560, 956516, 1195645, 1739120, 1913032, 2391290, 3478240, 3826064, 4782580, 7652128, 9565160, 19130320, 38260640]

約数ペア:

[(1, 38260640), (2, 19130320), (4, 9565160), (5, 7652128), (8, 4782580), (10, 3826064), (11, 3478240), (16, 2391290), (20, 1913032), (22, 1739120), (32, 1195645), (40, 956516), (44, 869560), (55, 695648), (80, 478258), (88, 434780), (110, 347824), (160, 239129), (176, 217390), (220, 173912), (352, 108695), (440, 86956), (880, 43478), (1760, 21739)]