28698540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{36793}}^1$

素因数の和:36818

約数の個数: 48

約数和(自身を含む): 86539488

約数和(自身を除く): 57840948

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, 36793, 73586, 110379, 147172, 183965, 220758, 367930, 441516, 478309, 551895, 735860, 956618, 1103790, 1434927, 1913236, 2207580, 2391545, 2869854, 4783090, 5739708, 7174635, 9566180, 14349270, 28698540]

約数ペア:

[(1, 28698540), (2, 14349270), (3, 9566180), (4, 7174635), (5, 5739708), (6, 4783090), (10, 2869854), (12, 2391545), (13, 2207580), (15, 1913236), (20, 1434927), (26, 1103790), (30, 956618), (39, 735860), (52, 551895), (60, 478309), (65, 441516), (78, 367930), (130, 220758), (156, 183965), (195, 147172), (260, 110379), (390, 73586), (780, 36793)]