7189460

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 15748992

約数和(自身を除く): 8559532

約数列:

[1, 2, 4, 5, 10, 20, 61, 71, 83, 122, 142, 166, 244, 284, 305, 332, 355, 415, 610, 710, 830, 1220, 1420, 1660, 4331, 5063, 5893, 8662, 10126, 11786, 17324, 20252, 21655, 23572, 25315, 29465, 43310, 50630, 58930, 86620, 101260, 117860, 359473, 718946, 1437892, 1797365, 3594730, 7189460]

約数ペア:

[(1, 7189460), (2, 3594730), (4, 1797365), (5, 1437892), (10, 718946), (20, 359473), (61, 117860), (71, 101260), (83, 86620), (122, 58930), (142, 50630), (166, 43310), (244, 29465), (284, 25315), (305, 23572), (332, 21655), (355, 20252), (415, 17324), (610, 11786), (710, 10126), (830, 8662), (1220, 5893), (1420, 5063), (1660, 4331)]