19608720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{81703}}^1$

素因数の和:81719

約数の個数: 40

約数和(自身を含む): 60787776

約数和(自身を除く): 41179056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 81703, 163406, 245109, 326812, 408515, 490218, 653624, 817030, 980436, 1225545, 1307248, 1634060, 1960872, 2451090, 3268120, 3921744, 4902180, 6536240, 9804360, 19608720]

約数ペア:

[(1, 19608720), (2, 9804360), (3, 6536240), (4, 4902180), (5, 3921744), (6, 3268120), (8, 2451090), (10, 1960872), (12, 1634060), (15, 1307248), (16, 1225545), (20, 980436), (24, 817030), (30, 653624), (40, 490218), (48, 408515), (60, 326812), (80, 245109), (120, 163406), (240, 81703)]