38803220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{599}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 84672000

約数和(自身を除く): 45868780

約数列:

[1, 2, 4, 5, 10, 20, 41, 79, 82, 158, 164, 205, 316, 395, 410, 599, 790, 820, 1198, 1580, 2396, 2995, 3239, 5990, 6478, 11980, 12956, 16195, 24559, 32390, 47321, 49118, 64780, 94642, 98236, 122795, 189284, 236605, 245590, 473210, 491180, 946420, 1940161, 3880322, 7760644, 9700805, 19401610, 38803220]

約数ペア:

[(1, 38803220), (2, 19401610), (4, 9700805), (5, 7760644), (10, 3880322), (20, 1940161), (41, 946420), (79, 491180), (82, 473210), (158, 245590), (164, 236605), (205, 189284), (316, 122795), (395, 98236), (410, 94642), (599, 64780), (790, 49118), (820, 47321), (1198, 32390), (1580, 24559), (2396, 16195), (2995, 12956), (3239, 11980), (5990, 6478)]