2999820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{173}}^1$

素因数の和:219

約数の個数: 72

約数和(自身を含む): 8974224

約数和(自身を除く): 5974404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 173, 204, 255, 289, 340, 346, 510, 519, 578, 692, 865, 867, 1020, 1038, 1156, 1445, 1730, 1734, 2076, 2595, 2890, 2941, 3460, 3468, 4335, 5190, 5780, 5882, 8670, 8823, 10380, 11764, 14705, 17340, 17646, 29410, 35292, 44115, 49997, 58820, 88230, 99994, 149991, 176460, 199988, 249985, 299982, 499970, 599964, 749955, 999940, 1499910, 2999820]

約数ペア:

[(1, 2999820), (2, 1499910), (3, 999940), (4, 749955), (5, 599964), (6, 499970), (10, 299982), (12, 249985), (15, 199988), (17, 176460), (20, 149991), (30, 99994), (34, 88230), (51, 58820), (60, 49997), (68, 44115), (85, 35292), (102, 29410), (170, 17646), (173, 17340), (204, 14705), (255, 11764), (289, 10380), (340, 8823), (346, 8670), (510, 5882), (519, 5780), (578, 5190), (692, 4335), (865, 3468), (867, 3460), (1020, 2941), (1038, 2890), (1156, 2595), (1445, 2076), (1730, 1734)]