2009781930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{9421}}^1$

素因数の和:9991

約数の個数: 64

約数和(自身を含む): 5204562048

約数和(自身を除く): 3194780118

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 547, 1094, 1641, 2735, 3282, 5470, 7111, 8205, 9421, 14222, 16410, 18842, 21333, 28263, 35555, 42666, 47105, 56526, 71110, 94210, 106665, 122473, 141315, 213330, 244946, 282630, 367419, 612365, 734838, 1224730, 1837095, 3674190, 5153287, 10306574, 15459861, 25766435, 30919722, 51532870, 66992731, 77299305, 133985462, 154598610, 200978193, 334963655, 401956386, 669927310, 1004890965, 2009781930]

約数ペア:

[(1, 2009781930), (2, 1004890965), (3, 669927310), (5, 401956386), (6, 334963655), (10, 200978193), (13, 154598610), (15, 133985462), (26, 77299305), (30, 66992731), (39, 51532870), (65, 30919722), (78, 25766435), (130, 15459861), (195, 10306574), (390, 5153287), (547, 3674190), (1094, 1837095), (1641, 1224730), (2735, 734838), (3282, 612365), (5470, 367419), (7111, 282630), (8205, 244946), (9421, 213330), (14222, 141315), (16410, 122473), (18842, 106665), (21333, 94210), (28263, 71110), (35555, 56526), (42666, 47105)]