212976340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{7547}}^1$

素因数の和:7656

約数の個数: 48

約数和(自身を含む): 479328192

約数和(自身を除く): 266351852

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 166, 170, 332, 340, 415, 830, 1411, 1660, 2822, 5644, 7055, 7547, 14110, 15094, 28220, 30188, 37735, 75470, 128299, 150940, 256598, 513196, 626401, 641495, 1252802, 1282990, 2505604, 2565980, 3132005, 6264010, 10648817, 12528020, 21297634, 42595268, 53244085, 106488170, 212976340]

約数ペア:

[(1, 212976340), (2, 106488170), (4, 53244085), (5, 42595268), (10, 21297634), (17, 12528020), (20, 10648817), (34, 6264010), (68, 3132005), (83, 2565980), (85, 2505604), (166, 1282990), (170, 1252802), (332, 641495), (340, 626401), (415, 513196), (830, 256598), (1411, 150940), (1660, 128299), (2822, 75470), (5644, 37735), (7055, 30188), (7547, 28220), (14110, 15094)]