19717540020

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{1352369}}^1$

素因数の和:1352396

約数の個数: 84

約数和(自身を含む): 62081897220

約数和(自身を除く): 42364357200

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 2430, 2916, 3645, 4860, 7290, 14580, 1352369, 2704738, 4057107, 5409476, 6761845, 8114214, 12171321, 13523690, 16228428, 20285535, 24342642, 27047380, 36513963, 40571070, 48685284, 60856605, 73027926, 81142140, 109541889, 121713210, 146055852, 182569815, 219083778, 243426420, 328625667, 365139630, 438167556, 547709445, 657251334, 730279260, 985877001, 1095418890, 1314502668, 1643128335, 1971754002, 2190837780, 3286256670, 3943508004, 4929385005, 6572513340, 9858770010, 19717540020]

約数ペア:

[(1, 19717540020), (2, 9858770010), (3, 6572513340), (4, 4929385005), (5, 3943508004), (6, 3286256670), (9, 2190837780), (10, 1971754002), (12, 1643128335), (15, 1314502668), (18, 1095418890), (20, 985877001), (27, 730279260), (30, 657251334), (36, 547709445), (45, 438167556), (54, 365139630), (60, 328625667), (81, 243426420), (90, 219083778), (108, 182569815), (135, 146055852), (162, 121713210), (180, 109541889), (243, 81142140), (270, 73027926), (324, 60856605), (405, 48685284), (486, 40571070), (540, 36513963), (729, 27047380), (810, 24342642), (972, 20285535), (1215, 16228428), (1458, 13523690), (1620, 12171321), (2430, 8114214), (2916, 6761845), (3645, 5409476), (4860, 4057107), (7290, 2704738), (14580, 1352369)]