20227779010

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{541}}^1\times {\mathrm{727}}^1$

素因数の和:1451

約数の個数: 64

約数和(自身を含む): 37784597760

約数和(自身を除く): 17556818750

約数列:

[1, 2, 5, 10, 37, 74, 139, 185, 278, 370, 541, 695, 727, 1082, 1390, 1454, 2705, 3635, 5143, 5410, 7270, 10286, 20017, 25715, 26899, 40034, 51430, 53798, 75199, 100085, 101053, 134495, 150398, 200170, 202106, 268990, 375995, 393307, 505265, 751990, 786614, 1010530, 1966535, 2782363, 3738961, 3933070, 5564726, 7477922, 13911815, 14552359, 18694805, 27823630, 29104718, 37389610, 54669673, 72761795, 109339346, 145523590, 273348365, 546696730, 2022777901, 4045555802, 10113889505, 20227779010]

約数ペア:

[(1, 20227779010), (2, 10113889505), (5, 4045555802), (10, 2022777901), (37, 546696730), (74, 273348365), (139, 145523590), (185, 109339346), (278, 72761795), (370, 54669673), (541, 37389610), (695, 29104718), (727, 27823630), (1082, 18694805), (1390, 14552359), (1454, 13911815), (2705, 7477922), (3635, 5564726), (5143, 3933070), (5410, 3738961), (7270, 2782363), (10286, 1966535), (20017, 1010530), (25715, 786614), (26899, 751990), (40034, 505265), (51430, 393307), (53798, 375995), (75199, 268990), (100085, 202106), (101053, 200170), (134495, 150398)]