388352940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{81931}}^1$

素因数の和:82022

約数の個数: 48

約数和(自身を含む): 1101166080

約数和(自身を除く): 712813140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 81931, 163862, 245793, 327724, 409655, 491586, 819310, 983172, 1228965, 1638620, 2457930, 4915860, 6472549, 12945098, 19417647, 25890196, 32362745, 38835294, 64725490, 77670588, 97088235, 129450980, 194176470, 388352940]

約数ペア:

[(1, 388352940), (2, 194176470), (3, 129450980), (4, 97088235), (5, 77670588), (6, 64725490), (10, 38835294), (12, 32362745), (15, 25890196), (20, 19417647), (30, 12945098), (60, 6472549), (79, 4915860), (158, 2457930), (237, 1638620), (316, 1228965), (395, 983172), (474, 819310), (790, 491586), (948, 409655), (1185, 327724), (1580, 245793), (2370, 163862), (4740, 81931)]