2040381808

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{42409}}^1$

素因数の和:42545

約数の個数: 40

約数和(自身を含む): 4122930560

約数和(自身を除く): 2082548752

約数列:

[1, 2, 4, 8, 16, 31, 62, 97, 124, 194, 248, 388, 496, 776, 1552, 3007, 6014, 12028, 24056, 42409, 48112, 84818, 169636, 339272, 678544, 1314679, 2629358, 4113673, 5258716, 8227346, 10517432, 16454692, 21034864, 32909384, 65818768, 127523863, 255047726, 510095452, 1020190904, 2040381808]

約数ペア:

[(1, 2040381808), (2, 1020190904), (4, 510095452), (8, 255047726), (16, 127523863), (31, 65818768), (62, 32909384), (97, 21034864), (124, 16454692), (194, 10517432), (248, 8227346), (388, 5258716), (496, 4113673), (776, 2629358), (1552, 1314679), (3007, 678544), (6014, 339272), (12028, 169636), (24056, 84818), (42409, 48112)]