201396970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{2251}}^1$

素因数の和:2670

約数の個数: 32

約数和(自身を含む): 379416960

約数和(自身を除く): 178019990

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 389, 778, 1945, 2251, 3890, 4502, 8947, 11255, 17894, 22510, 44735, 51773, 89470, 103546, 258865, 517730, 875639, 1751278, 4378195, 8756390, 20139697, 40279394, 100698485, 201396970]

約数ペア:

[(1, 201396970), (2, 100698485), (5, 40279394), (10, 20139697), (23, 8756390), (46, 4378195), (115, 1751278), (230, 875639), (389, 517730), (778, 258865), (1945, 103546), (2251, 89470), (3890, 51773), (4502, 44735), (8947, 22510), (11255, 17894)]