2653740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:679

約数の個数: 72

約数和(自身を含む): 8412768

約数和(自身を除く): 5759028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 641, 690, 828, 1035, 1282, 1380, 1923, 2070, 2564, 3205, 3846, 4140, 5769, 6410, 7692, 9615, 11538, 12820, 14743, 19230, 23076, 28845, 29486, 38460, 44229, 57690, 58972, 73715, 88458, 115380, 132687, 147430, 176916, 221145, 265374, 294860, 442290, 530748, 663435, 884580, 1326870, 2653740]

約数ペア:

[(1, 2653740), (2, 1326870), (3, 884580), (4, 663435), (5, 530748), (6, 442290), (9, 294860), (10, 265374), (12, 221145), (15, 176916), (18, 147430), (20, 132687), (23, 115380), (30, 88458), (36, 73715), (45, 58972), (46, 57690), (60, 44229), (69, 38460), (90, 29486), (92, 28845), (115, 23076), (138, 19230), (180, 14743), (207, 12820), (230, 11538), (276, 9615), (345, 7692), (414, 6410), (460, 5769), (641, 4140), (690, 3846), (828, 3205), (1035, 2564), (1282, 2070), (1380, 1923)]