2529200020

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{983}}^1\times {\mathrm{1249}}^1$

素因数の和:2344

約数の個数: 48

約数和(自身を含む): 5372640000

約数和(自身を除く): 2843439980

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 983, 1030, 1249, 1966, 2060, 2498, 3932, 4915, 4996, 6245, 9830, 12490, 19660, 24980, 101249, 128647, 202498, 257294, 404996, 506245, 514588, 643235, 1012490, 1227767, 1286470, 2024980, 2455534, 2572940, 4911068, 6138835, 12277670, 24555340, 126460001, 252920002, 505840004, 632300005, 1264600010, 2529200020]

約数ペア:

[(1, 2529200020), (2, 1264600010), (4, 632300005), (5, 505840004), (10, 252920002), (20, 126460001), (103, 24555340), (206, 12277670), (412, 6138835), (515, 4911068), (983, 2572940), (1030, 2455534), (1249, 2024980), (1966, 1286470), (2060, 1227767), (2498, 1012490), (3932, 643235), (4915, 514588), (4996, 506245), (6245, 404996), (9830, 257294), (12490, 202498), (19660, 128647), (24980, 101249)]