20207475900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{522157}}^1$

素因数の和:522220

約数の個数: 108

約数和(自身を含む): 64812339592

約数和(自身を除く): 44604863692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 43, 45, 50, 60, 75, 86, 90, 100, 129, 150, 172, 180, 215, 225, 258, 300, 387, 430, 450, 516, 645, 774, 860, 900, 1075, 1290, 1548, 1935, 2150, 2580, 3225, 3870, 4300, 6450, 7740, 9675, 12900, 19350, 38700, 522157, 1044314, 1566471, 2088628, 2610785, 3132942, 4699413, 5221570, 6265884, 7832355, 9398826, 10443140, 13053925, 15664710, 18797652, 22452751, 23497065, 26107850, 31329420, 39161775, 44905502, 46994130, 52215700, 67358253, 78323550, 89811004, 93988260, 112263755, 117485325, 134716506, 156647100, 202074759, 224527510, 234970650, 269433012, 336791265, 404149518, 449055020, 469941300, 561318775, 673582530, 808299036, 1010373795, 1122637550, 1347165060, 1683956325, 2020747590, 2245275100, 3367912650, 4041495180, 5051868975, 6735825300, 10103737950, 20207475900]

約数ペア:

[(1, 20207475900), (2, 10103737950), (3, 6735825300), (4, 5051868975), (5, 4041495180), (6, 3367912650), (9, 2245275100), (10, 2020747590), (12, 1683956325), (15, 1347165060), (18, 1122637550), (20, 1010373795), (25, 808299036), (30, 673582530), (36, 561318775), (43, 469941300), (45, 449055020), (50, 404149518), (60, 336791265), (75, 269433012), (86, 234970650), (90, 224527510), (100, 202074759), (129, 156647100), (150, 134716506), (172, 117485325), (180, 112263755), (215, 93988260), (225, 89811004), (258, 78323550), (300, 67358253), (387, 52215700), (430, 46994130), (450, 44905502), (516, 39161775), (645, 31329420), (774, 26107850), (860, 23497065), (900, 22452751), (1075, 18797652), (1290, 15664710), (1548, 13053925), (1935, 10443140), (2150, 9398826), (2580, 7832355), (3225, 6265884), (3870, 5221570), (4300, 4699413), (6450, 3132942), (7740, 2610785), (9675, 2088628), (12900, 1566471), (19350, 1044314), (38700, 522157)]