16503320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 39463200

約数和(自身を除く): 22959880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 41, 58, 82, 116, 145, 164, 205, 232, 290, 328, 347, 410, 580, 694, 820, 1160, 1189, 1388, 1640, 1735, 2378, 2776, 3470, 4756, 5945, 6940, 9512, 10063, 11890, 13880, 14227, 20126, 23780, 28454, 40252, 47560, 50315, 56908, 71135, 80504, 100630, 113816, 142270, 201260, 284540, 402520, 412583, 569080, 825166, 1650332, 2062915, 3300664, 4125830, 8251660, 16503320]

約数ペア:

[(1, 16503320), (2, 8251660), (4, 4125830), (5, 3300664), (8, 2062915), (10, 1650332), (20, 825166), (29, 569080), (40, 412583), (41, 402520), (58, 284540), (82, 201260), (116, 142270), (145, 113816), (164, 100630), (205, 80504), (232, 71135), (290, 56908), (328, 50315), (347, 47560), (410, 40252), (580, 28454), (694, 23780), (820, 20126), (1160, 14227), (1189, 13880), (1388, 11890), (1640, 10063), (1735, 9512), (2378, 6940), (2776, 5945), (3470, 4756)]