40400178

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1213}}^1$

素因数の和:1299

約数の個数: 64

約数和(自身を含む): 101160192

約数和(自身を除く): 60760014

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 61, 78, 91, 122, 182, 183, 273, 366, 427, 546, 793, 854, 1213, 1281, 1586, 2379, 2426, 2562, 3639, 4758, 5551, 7278, 8491, 11102, 15769, 16653, 16982, 25473, 31538, 33306, 47307, 50946, 73993, 94614, 110383, 147986, 220766, 221979, 331149, 443958, 517951, 662298, 961909, 1035902, 1553853, 1923818, 2885727, 3107706, 5771454, 6733363, 13466726, 20200089, 40400178]

約数ペア:

[(1, 40400178), (2, 20200089), (3, 13466726), (6, 6733363), (7, 5771454), (13, 3107706), (14, 2885727), (21, 1923818), (26, 1553853), (39, 1035902), (42, 961909), (61, 662298), (78, 517951), (91, 443958), (122, 331149), (182, 221979), (183, 220766), (273, 147986), (366, 110383), (427, 94614), (546, 73993), (793, 50946), (854, 47307), (1213, 33306), (1281, 31538), (1586, 25473), (2379, 16982), (2426, 16653), (2562, 15769), (3639, 11102), (4758, 8491), (5551, 7278)]