17935890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{383}}^1$

素因数の和:623

約数の個数: 64

約数和(自身を含む): 49545216

約数和(自身を除く): 31609326

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 223, 383, 446, 669, 766, 1115, 1149, 1338, 1561, 1915, 2230, 2298, 2681, 3122, 3345, 3830, 4683, 5362, 5745, 6690, 7805, 8043, 9366, 11490, 13405, 15610, 16086, 23415, 26810, 40215, 46830, 80430, 85409, 170818, 256227, 427045, 512454, 597863, 854090, 1195726, 1281135, 1793589, 2562270, 2989315, 3587178, 5978630, 8967945, 17935890]

約数ペア:

[(1, 17935890), (2, 8967945), (3, 5978630), (5, 3587178), (6, 2989315), (7, 2562270), (10, 1793589), (14, 1281135), (15, 1195726), (21, 854090), (30, 597863), (35, 512454), (42, 427045), (70, 256227), (105, 170818), (210, 85409), (223, 80430), (383, 46830), (446, 40215), (669, 26810), (766, 23415), (1115, 16086), (1149, 15610), (1338, 13405), (1561, 11490), (1915, 9366), (2230, 8043), (2298, 7805), (2681, 6690), (3122, 5745), (3345, 5362), (3830, 4683)]