23153320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 55987200

約数和(自身を除く): 32833880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 79, 85, 136, 158, 170, 316, 340, 395, 431, 632, 680, 790, 862, 1343, 1580, 1724, 2155, 2686, 3160, 3448, 4310, 5372, 6715, 7327, 8620, 10744, 13430, 14654, 17240, 26860, 29308, 34049, 36635, 53720, 58616, 68098, 73270, 136196, 146540, 170245, 272392, 293080, 340490, 578833, 680980, 1157666, 1361960, 2315332, 2894165, 4630664, 5788330, 11576660, 23153320]

約数ペア:

[(1, 23153320), (2, 11576660), (4, 5788330), (5, 4630664), (8, 2894165), (10, 2315332), (17, 1361960), (20, 1157666), (34, 680980), (40, 578833), (68, 340490), (79, 293080), (85, 272392), (136, 170245), (158, 146540), (170, 136196), (316, 73270), (340, 68098), (395, 58616), (431, 53720), (632, 36635), (680, 34049), (790, 29308), (862, 26860), (1343, 17240), (1580, 14654), (1724, 13430), (2155, 10744), (2686, 8620), (3160, 7327), (3448, 6715), (4310, 5372)]