713684020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31663}}^1$

素因数の和:31709

約数の個数: 72

約数和(自身を含む): 1819286784

約数和(自身を除く): 1105602764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2254, 3220, 4508, 5635, 11270, 22540, 31663, 63326, 126652, 158315, 221641, 316630, 443282, 633260, 728249, 886564, 1108205, 1456498, 1551487, 2216410, 2912996, 3102974, 3641245, 4432820, 5097743, 6205948, 7282490, 7757435, 10195486, 14564980, 15514870, 20390972, 25488715, 31029740, 35684201, 50977430, 71368402, 101954860, 142736804, 178421005, 356842010, 713684020]

約数ペア:

[(1, 713684020), (2, 356842010), (4, 178421005), (5, 142736804), (7, 101954860), (10, 71368402), (14, 50977430), (20, 35684201), (23, 31029740), (28, 25488715), (35, 20390972), (46, 15514870), (49, 14564980), (70, 10195486), (92, 7757435), (98, 7282490), (115, 6205948), (140, 5097743), (161, 4432820), (196, 3641245), (230, 3102974), (245, 2912996), (322, 2216410), (460, 1551487), (490, 1456498), (644, 1108205), (805, 886564), (980, 728249), (1127, 633260), (1610, 443282), (2254, 316630), (3220, 221641), (4508, 158315), (5635, 126652), (11270, 63326), (22540, 31663)]