23803420

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 51559200

約数和(自身を除く): 27755780

約数列:

[1, 2, 4, 5, 10, 20, 61, 109, 122, 179, 218, 244, 305, 358, 436, 545, 610, 716, 895, 1090, 1220, 1790, 2180, 3580, 6649, 10919, 13298, 19511, 21838, 26596, 33245, 39022, 43676, 54595, 66490, 78044, 97555, 109190, 132980, 195110, 218380, 390220, 1190171, 2380342, 4760684, 5950855, 11901710, 23803420]

約数ペア:

[(1, 23803420), (2, 11901710), (4, 5950855), (5, 4760684), (10, 2380342), (20, 1190171), (61, 390220), (109, 218380), (122, 195110), (179, 132980), (218, 109190), (244, 97555), (305, 78044), (358, 66490), (436, 54595), (545, 43676), (610, 39022), (716, 33245), (895, 26596), (1090, 21838), (1220, 19511), (1790, 13298), (2180, 10919), (3580, 6649)]