18102140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:187

約数の個数: 96

約数和(自身を含む): 46362624

約数和(自身を除く): 28260484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 43, 62, 70, 86, 97, 124, 140, 155, 172, 194, 215, 217, 301, 310, 388, 430, 434, 485, 602, 620, 679, 860, 868, 970, 1085, 1204, 1333, 1358, 1505, 1940, 2170, 2666, 2716, 3007, 3010, 3395, 4171, 4340, 5332, 6014, 6020, 6665, 6790, 8342, 9331, 12028, 13330, 13580, 15035, 16684, 18662, 20855, 21049, 26660, 29197, 30070, 37324, 41710, 42098, 46655, 58394, 60140, 83420, 84196, 93310, 105245, 116788, 129301, 145985, 186620, 210490, 258602, 291970, 420980, 517204, 583940, 646505, 905107, 1293010, 1810214, 2586020, 3620428, 4525535, 9051070, 18102140]

約数ペア:

[(1, 18102140), (2, 9051070), (4, 4525535), (5, 3620428), (7, 2586020), (10, 1810214), (14, 1293010), (20, 905107), (28, 646505), (31, 583940), (35, 517204), (43, 420980), (62, 291970), (70, 258602), (86, 210490), (97, 186620), (124, 145985), (140, 129301), (155, 116788), (172, 105245), (194, 93310), (215, 84196), (217, 83420), (301, 60140), (310, 58394), (388, 46655), (430, 42098), (434, 41710), (485, 37324), (602, 30070), (620, 29197), (679, 26660), (860, 21049), (868, 20855), (970, 18662), (1085, 16684), (1204, 15035), (1333, 13580), (1358, 13330), (1505, 12028), (1940, 9331), (2170, 8342), (2666, 6790), (2716, 6665), (3007, 6020), (3010, 6014), (3395, 5332), (4171, 4340)]