2009095700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{907}}^1\times {\mathrm{1303}}^1$

素因数の和:2241

約数の個数: 72

約数和(自身を含む): 4624828992

約数和(自身を除く): 2615733292

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 907, 1303, 1700, 1814, 2606, 3628, 4535, 5212, 6515, 9070, 13030, 15419, 18140, 22151, 22675, 26060, 30838, 32575, 44302, 45350, 61676, 65150, 77095, 88604, 90700, 110755, 130300, 154190, 221510, 308380, 385475, 443020, 553775, 770950, 1107550, 1181821, 1541900, 2215100, 2363642, 4727284, 5909105, 11818210, 20090957, 23636420, 29545525, 40181914, 59091050, 80363828, 100454785, 118182100, 200909570, 401819140, 502273925, 1004547850, 2009095700]

約数ペア:

[(1, 2009095700), (2, 1004547850), (4, 502273925), (5, 401819140), (10, 200909570), (17, 118182100), (20, 100454785), (25, 80363828), (34, 59091050), (50, 40181914), (68, 29545525), (85, 23636420), (100, 20090957), (170, 11818210), (340, 5909105), (425, 4727284), (850, 2363642), (907, 2215100), (1303, 1541900), (1700, 1181821), (1814, 1107550), (2606, 770950), (3628, 553775), (4535, 443020), (5212, 385475), (6515, 308380), (9070, 221510), (13030, 154190), (15419, 130300), (18140, 110755), (22151, 90700), (22675, 88604), (26060, 77095), (30838, 65150), (32575, 61676), (44302, 45350)]