15238360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12289}}^1$

素因数の和:12331

約数の個数: 32

約数和(自身を含む): 35395200

約数和(自身を除く): 20156840

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 12289, 24578, 49156, 61445, 98312, 122890, 245780, 380959, 491560, 761918, 1523836, 1904795, 3047672, 3809590, 7619180, 15238360]

約数ペア:

[(1, 15238360), (2, 7619180), (4, 3809590), (5, 3047672), (8, 1904795), (10, 1523836), (20, 761918), (31, 491560), (40, 380959), (62, 245780), (124, 122890), (155, 98312), (248, 61445), (310, 49156), (620, 24578), (1240, 12289)]