29890380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38321}}^1$

素因数の和:38346

約数の個数: 48

約数和(自身を含む): 90133344

約数和(自身を除く): 60242964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 38321, 76642, 114963, 153284, 191605, 229926, 383210, 459852, 498173, 574815, 766420, 996346, 1149630, 1494519, 1992692, 2299260, 2490865, 2989038, 4981730, 5978076, 7472595, 9963460, 14945190, 29890380]

約数ペア:

[(1, 29890380), (2, 14945190), (3, 9963460), (4, 7472595), (5, 5978076), (6, 4981730), (10, 2989038), (12, 2490865), (13, 2299260), (15, 1992692), (20, 1494519), (26, 1149630), (30, 996346), (39, 766420), (52, 574815), (60, 498173), (65, 459852), (78, 383210), (130, 229926), (156, 191605), (195, 153284), (260, 114963), (390, 76642), (780, 38321)]