28679340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:967

約数の個数: 96

約数和(自身を含む): 87865344

約数和(自身を除く): 59186004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 186, 204, 255, 310, 340, 372, 465, 510, 527, 620, 907, 930, 1020, 1054, 1581, 1814, 1860, 2108, 2635, 2721, 3162, 3628, 4535, 5270, 5442, 6324, 7905, 9070, 10540, 10884, 13605, 15419, 15810, 18140, 27210, 28117, 30838, 31620, 46257, 54420, 56234, 61676, 77095, 84351, 92514, 112468, 140585, 154190, 168702, 185028, 231285, 281170, 308380, 337404, 421755, 462570, 477989, 562340, 843510, 925140, 955978, 1433967, 1687020, 1911956, 2389945, 2867934, 4779890, 5735868, 7169835, 9559780, 14339670, 28679340]

約数ペア:

[(1, 28679340), (2, 14339670), (3, 9559780), (4, 7169835), (5, 5735868), (6, 4779890), (10, 2867934), (12, 2389945), (15, 1911956), (17, 1687020), (20, 1433967), (30, 955978), (31, 925140), (34, 843510), (51, 562340), (60, 477989), (62, 462570), (68, 421755), (85, 337404), (93, 308380), (102, 281170), (124, 231285), (155, 185028), (170, 168702), (186, 154190), (204, 140585), (255, 112468), (310, 92514), (340, 84351), (372, 77095), (465, 61676), (510, 56234), (527, 54420), (620, 46257), (907, 31620), (930, 30838), (1020, 28117), (1054, 27210), (1581, 18140), (1814, 15810), (1860, 15419), (2108, 13605), (2635, 10884), (2721, 10540), (3162, 9070), (3628, 7905), (4535, 6324), (5270, 5442)]