40049210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 80123904

約数和(自身を除く): 40074694

約数列:

[1, 2, 5, 10, 23, 31, 41, 46, 62, 82, 115, 137, 155, 205, 230, 274, 310, 410, 685, 713, 943, 1271, 1370, 1426, 1886, 2542, 3151, 3565, 4247, 4715, 5617, 6302, 6355, 7130, 8494, 9430, 11234, 12710, 15755, 21235, 28085, 29233, 31510, 42470, 56170, 58466, 97681, 129191, 146165, 174127, 195362, 258382, 292330, 348254, 488405, 645955, 870635, 976810, 1291910, 1741270, 4004921, 8009842, 20024605, 40049210]

約数ペア:

[(1, 40049210), (2, 20024605), (5, 8009842), (10, 4004921), (23, 1741270), (31, 1291910), (41, 976810), (46, 870635), (62, 645955), (82, 488405), (115, 348254), (137, 292330), (155, 258382), (205, 195362), (230, 174127), (274, 146165), (310, 129191), (410, 97681), (685, 58466), (713, 56170), (943, 42470), (1271, 31510), (1370, 29233), (1426, 28085), (1886, 21235), (2542, 15755), (3151, 12710), (3565, 11234), (4247, 9430), (4715, 8494), (5617, 7130), (6302, 6355)]