874708020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{54601}}^1$

素因数の和:54705

約数の個数: 72

約数和(自身を含む): 2683142280

約数和(自身を除く): 1808434260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 5340, 8010, 16020, 54601, 109202, 163803, 218404, 273005, 327606, 491409, 546010, 655212, 819015, 982818, 1092020, 1638030, 1965636, 2457045, 3276060, 4859489, 4914090, 9718978, 9828180, 14578467, 19437956, 24297445, 29156934, 43735401, 48594890, 58313868, 72892335, 87470802, 97189780, 145784670, 174941604, 218677005, 291569340, 437354010, 874708020]

約数ペア:

[(1, 874708020), (2, 437354010), (3, 291569340), (4, 218677005), (5, 174941604), (6, 145784670), (9, 97189780), (10, 87470802), (12, 72892335), (15, 58313868), (18, 48594890), (20, 43735401), (30, 29156934), (36, 24297445), (45, 19437956), (60, 14578467), (89, 9828180), (90, 9718978), (178, 4914090), (180, 4859489), (267, 3276060), (356, 2457045), (445, 1965636), (534, 1638030), (801, 1092020), (890, 982818), (1068, 819015), (1335, 655212), (1602, 546010), (1780, 491409), (2670, 327606), (3204, 273005), (4005, 218404), (5340, 163803), (8010, 109202), (16020, 54601)]