20446950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{271}}^1\times {\mathrm{503}}^1$

素因数の和:789

約数の個数: 48

約数和(自身を含む): 50996736

約数和(自身を除く): 30549786

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 271, 503, 542, 813, 1006, 1355, 1509, 1626, 2515, 2710, 3018, 4065, 5030, 6775, 7545, 8130, 12575, 13550, 15090, 20325, 25150, 37725, 40650, 75450, 136313, 272626, 408939, 681565, 817878, 1363130, 2044695, 3407825, 4089390, 6815650, 10223475, 20446950]

約数ペア:

[(1, 20446950), (2, 10223475), (3, 6815650), (5, 4089390), (6, 3407825), (10, 2044695), (15, 1363130), (25, 817878), (30, 681565), (50, 408939), (75, 272626), (150, 136313), (271, 75450), (503, 40650), (542, 37725), (813, 25150), (1006, 20325), (1355, 15090), (1509, 13550), (1626, 12575), (2515, 8130), (2710, 7545), (3018, 6775), (4065, 5030)]