4393740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 13660416

約数和(自身を除く): 9266676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 43, 52, 60, 65, 78, 86, 129, 130, 131, 156, 172, 195, 215, 258, 260, 262, 390, 393, 430, 516, 524, 559, 645, 655, 780, 786, 860, 1118, 1290, 1310, 1572, 1677, 1703, 1965, 2236, 2580, 2620, 2795, 3354, 3406, 3930, 5109, 5590, 5633, 6708, 6812, 7860, 8385, 8515, 10218, 11180, 11266, 16770, 16899, 17030, 20436, 22532, 25545, 28165, 33540, 33798, 34060, 51090, 56330, 67596, 73229, 84495, 102180, 112660, 146458, 168990, 219687, 292916, 337980, 366145, 439374, 732290, 878748, 1098435, 1464580, 2196870, 4393740]

約数ペア:

[(1, 4393740), (2, 2196870), (3, 1464580), (4, 1098435), (5, 878748), (6, 732290), (10, 439374), (12, 366145), (13, 337980), (15, 292916), (20, 219687), (26, 168990), (30, 146458), (39, 112660), (43, 102180), (52, 84495), (60, 73229), (65, 67596), (78, 56330), (86, 51090), (129, 34060), (130, 33798), (131, 33540), (156, 28165), (172, 25545), (195, 22532), (215, 20436), (258, 17030), (260, 16899), (262, 16770), (390, 11266), (393, 11180), (430, 10218), (516, 8515), (524, 8385), (559, 7860), (645, 6812), (655, 6708), (780, 5633), (786, 5590), (860, 5109), (1118, 3930), (1290, 3406), (1310, 3354), (1572, 2795), (1677, 2620), (1703, 2580), (1965, 2236)]