1109940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1423}}^1$

素因数の和:1448

約数の個数: 48

約数和(自身を含む): 3349248

約数和(自身を除く): 2239308

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, 1423, 2846, 4269, 5692, 7115, 8538, 14230, 17076, 18499, 21345, 28460, 36998, 42690, 55497, 73996, 85380, 92495, 110994, 184990, 221988, 277485, 369980, 554970, 1109940]

約数ペア:

[(1, 1109940), (2, 554970), (3, 369980), (4, 277485), (5, 221988), (6, 184990), (10, 110994), (12, 92495), (13, 85380), (15, 73996), (20, 55497), (26, 42690), (30, 36998), (39, 28460), (52, 21345), (60, 18499), (65, 17076), (78, 14230), (130, 8538), (156, 7115), (195, 5692), (260, 4269), (390, 2846), (780, 1423)]