30391420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{859}}^1$

素因数の和:958

約数の個数: 48

約数和(自身を含む): 67183200

約数和(自身を除く): 36791780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 61, 116, 122, 145, 244, 290, 305, 580, 610, 859, 1220, 1718, 1769, 3436, 3538, 4295, 7076, 8590, 8845, 17180, 17690, 24911, 35380, 49822, 52399, 99644, 104798, 124555, 209596, 249110, 261995, 498220, 523990, 1047980, 1519571, 3039142, 6078284, 7597855, 15195710, 30391420]

約数ペア:

[(1, 30391420), (2, 15195710), (4, 7597855), (5, 6078284), (10, 3039142), (20, 1519571), (29, 1047980), (58, 523990), (61, 498220), (116, 261995), (122, 249110), (145, 209596), (244, 124555), (290, 104798), (305, 99644), (580, 52399), (610, 49822), (859, 35380), (1220, 24911), (1718, 17690), (1769, 17180), (3436, 8845), (3538, 8590), (4295, 7076)]