18106849840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{103681}}^1$

素因数の和:103790

約数の個数: 80

約数和(自身を含む): 43969462560

約数和(自身を除く): 25862612720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 59, 74, 80, 118, 148, 185, 236, 295, 296, 370, 472, 590, 592, 740, 944, 1180, 1480, 2183, 2360, 2960, 4366, 4720, 8732, 10915, 17464, 21830, 34928, 43660, 87320, 103681, 174640, 207362, 414724, 518405, 829448, 1036810, 1658896, 2073620, 3836197, 4147240, 6117179, 7672394, 8294480, 12234358, 15344788, 19180985, 24468716, 30585895, 30689576, 38361970, 48937432, 61171790, 61379152, 76723940, 97874864, 122343580, 153447880, 226335623, 244687160, 306895760, 452671246, 489374320, 905342492, 1131678115, 1810684984, 2263356230, 3621369968, 4526712460, 9053424920, 18106849840]

約数ペア:

[(1, 18106849840), (2, 9053424920), (4, 4526712460), (5, 3621369968), (8, 2263356230), (10, 1810684984), (16, 1131678115), (20, 905342492), (37, 489374320), (40, 452671246), (59, 306895760), (74, 244687160), (80, 226335623), (118, 153447880), (148, 122343580), (185, 97874864), (236, 76723940), (295, 61379152), (296, 61171790), (370, 48937432), (472, 38361970), (590, 30689576), (592, 30585895), (740, 24468716), (944, 19180985), (1180, 15344788), (1480, 12234358), (2183, 8294480), (2360, 7672394), (2960, 6117179), (4366, 4147240), (4720, 3836197), (8732, 2073620), (10915, 1658896), (17464, 1036810), (21830, 829448), (34928, 518405), (43660, 414724), (87320, 207362), (103681, 174640)]